Find the standard deviation for the values of n and p when the conditions for the binomial distribution are met. n = 700, p = 0.75 O 131.25 O 11.5 O 525 O 175

Answers

Answer 1

The correct answer is B.

The standard deviation for the values of n and p when the conditions for the binomial distribution are met is 11.5.

To find the standard deviation for the values of n and p in a binomial distribution, you can use the formula:

σ = √(n * p * (1 - p))

Given that

n = 700

p = 0.75

We can substitute these values into the formula:

σ = √(700 * 0.75 * (1 - 0.75))

σ = √(700 * 0.75 * 0.25)

σ = √(131.25)

σ = 11.5

Therefore, the standard deviation is value is 11.5.

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Related Questions

2. The exit poll of 10,000 voters showed that 48.4% of voters voted for party A. Calculate a 95% confidence level upper bound on the turnout. [2pts] 3. What is the additional sample size to estimate t

Answers

The 95% confidence level upper bound on the turnout is approximately 49.38%, and the additional sample size needed to estimate the population proportion with a 95% confidence level and a margin of error of 0.01 is approximately 1867.

To calculate a 95% confidence level upper bound on the turnout, we can use the formula for confidence interval for a proportion:

Upper Bound = Sample Proportion + Margin of Error

The sample proportion is 48.4% (0.484) and the margin of error can be calculated using the formula:

Margin of Error = Z * √((Sample Proportion * (1 - Sample Proportion)) / Sample Size)

For a 95% confidence level, the Z-value corresponding to a 95% confidence level is approximately 1.96.

Assuming the sample size is 10,000, we can substitute these values into the formula:

Margin of Error = 1.96 * √((0.484 * (1 - 0.484)) / 10000)

Calculating the margin of error:

Margin of Error = 1.96 * √(0.2497488 / 10000)

≈ 0.0098

Therefore, the 95% confidence level upper bound on the turnout is:

Upper Bound = 0.484 + 0.0098

≈ 0.4938 (or 49.38%)

To estimate the additional sample size needed to estimate the population proportion with a desired margin of error, we can use the formula:

[tex]n = (Z^2 * P * (1 - P)) / (E^2)[/tex]

Where:

n is the sample size needed

Z is the Z-value corresponding to the desired confidence level

P is the estimated population proportion

E is the desired margin of error

Assuming we want a 95% confidence level (Z = 1.96), and the desired margin of error is 0.01, we can substitute these values into the formula:

[tex]n = (1.96^2 * 0.484 * (1 - 0.484)) / (0.01^2)[/tex]

Calculating the sample size:

n ≈ 1867

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4. What is the SSE in the following ANOVA table? [2pts] Sum of squares d.f. 5 Treatments Error 84 Mean squares 10 F-statistic 3.24

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The SSE in the following ANOVA table is 84.

In the given ANOVA table, the value of SSE can be found under the column named Error.

The value of SSE is 84.

The ANOVA table represents the analysis of variance, which is a statistical method that is used to determine the variance that is present between two or more sample means.

The ANOVA table contains different sources of variation that are calculated in order to determine the overall variance.

Summary: The SSE in the ANOVA table provided is 84. The ANOVA table contains different sources of variation that are calculated in order to determine the overall variance.

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Do u know this? Answer if u know

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Answer:

Hi

Step-by-step explanation:

This is quadratic equation

And factorization method was use

.Find the margin of error for the given values of c, s, and n.
c = 0.90, s = 2.6, n = 64. (Round to three decimal places as needed.)

Answers

The margin of error is found approximately 0.546 for the given values of c, s, and n.

Margin of Error:The margin of error (ME) is the degree of imprecision or uncertainty present in a sampling technique's outcomes. The statistic is expressed as the difference between a survey or test result and the actual result that is likely to be achieved in the entire population being examined.

It is calculated as follows: ME = z*σ/√n, where z* is the z-score value for the level of confidence needed, σ is the population standard deviation, and n is the sample size. Here is the solution to the provided problem.

Find the margin of error for the given values of c, s, and n.c = 0.90, s = 2.6, n = 64.

Step 1: The level of confidence is given by c = 0.90.

Step 2: We know the sample size n = 64.

Step 3: We can now apply the formula to calculate the margin of error:ME = z*σ/√n.

Step 4: We must calculate the critical value z* for the given level of confidence. We can use the standard normal distribution table or calculator to obtain the value.

z* = 1.645 (For 90% level of confidence).

Step 5: We need to determine the standard deviation (σ) of the population, which is not given in the problem. As a result, we can use the sample standard deviation s as an estimate of the population standard deviation.σ ≈ s = 2.6.

Step 6: Substitute all known values into the formula.

ME = z*σ/√n = 1.645*2.6/√64 = 0.5463.

Step 7: Round the margin of error to three decimal places.ME ≈ 0.546 (rounded to three decimal places).

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find the rectangular equation for the surface by eliminating the parameters from the vector-valued function. r(u, v) = 3 cos(v) cos(u)i 3 cos(v) sin(u)j 5 sin(v)k

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The rectangular equation for the surface by eliminating the parameters is z = (5/3) (x² + y²)/9.

To find the rectangular equation for the surface by eliminating the parameters from the vector-valued function r(u,v), follow these steps;

Step 1: Write the parametric equations in terms of x, y, and z.  

Given: r(u, v) = 3 cos(v) cos(u)i + 3 cos(v) sin(u)j + 5 sin(v)k

Let x = 3 cos(v) cos(u), y = 3 cos(v) sin(u), and z = 5 sin(v)

So, the parametric equations become; x = 3 cos(v) cos(u) y = 3 cos(v) sin(u) z = 5 sin(v)

Step 2: Eliminate the parameter u from the x and y equations.  

Squaring both sides of the x equation and adding it to the y equation squared gives; x² + y² = 9 cos²(v) ...(1)

Step 3: Express cos²(v) in terms of x and y.  Dividing both sides of equation (1) by 9 gives;

cos²(v) = (x² + y²)/9

Substituting this value of cos²(v) into the z equation gives; z = (5/3) (x² + y²)/9

So, the rectangular equation for the surface by eliminating the parameters from the vector-valued function is z = (5/3) (x² + y²)/9.

The rectangular equation for the surface by eliminating the parameters from the vector-valued function is found.

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Quiz Part A - Question 1 a) In a sequence of consecutive years 1, 2,..., T an annual number of bankruptcies are recorded by the Central Bank. The random counts N₁, i = 1, 2,..., T of bankruptcies in

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The expected number of bankruptcies over the T years is equal to the sum of the means of the Poisson distributions in each year.

In a sequence of consecutive years 1, 2, . . ., T an annual number of bankruptcies is recorded by the Central Bank.

The random counts N₁, i = 1, 2, . . . , T of bankruptcies in each of the T years are assumed to be independent and Poisson distributed with parameters λ₁, i = 1, 2, . . ., T, respectively.

The total number of bankruptcies during the T years is denoted by N.

The total number of bankruptcies during the T years can be written as follows:

N = \sum_{i=1}^{T}N_i

The sum of independent Poisson variables is a Poisson variable with a mean equal to the sum of means of the individual Poisson variables.

That is, E(N) = E\left(\sum_{i=1}^{T}N_i\right) = \sum_{i=1}^{T}E(N_i) = \sum_{i=1}^{T}\lambda_i

Therefore, the expected number of bankruptcies over the T years is equal to the sum of the means of the Poisson distributions in each year.

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Express the confidence interval 64.4 % < p < 82.4 % in the form of ˆ p ± M E .

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The expression of the confidence interval $64.4 \% < p < 82.4 \%$ in the frequency distribution  form of ˆ$p±ME$ is given below.

.The data have a mean (M) of 1150 and a standard deviation (SD) of 150, which correspond to a normal distribution.

The midpoint is given by, ˆ$p=\frac{64.4+82.4}{2}=73.4\%$.Now, subtracting the lower limit from the midpoint gives,$73.4\%-64.4\%=9.0\%$Similarly, subtracting the midpoint from the upper limit gives, $82.4\% -73.4\% =9.0\%$ Therefore, the margin of error is given by $ME=9.0\%$Hence, the confidence interval in the form of ˆ$p±ME$ is $\boxed{73.4\%±9.0\%}$.

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I need these high school statistics questions to be
solved
33. In 2009, DuPont Automotive reported that 18% of cars in North America were white in color. We are interested in the proportion of white cars in a random sample of 400 cars. Find the z-score that r

Answers

The z-score for the proportion of white cars in a random sample of 400 cars is 0, indicating that the observed proportion is equal to the population proportion.

To compute the z-score for the proportion of white cars in a random sample of 400 cars, we need to use the formula for calculating the z-score:

z = (p - P) / sqrt(P * (1 - P) / n)

Where:

p is the observed proportion (18% or 0.18)

P is the population proportion (18% or 0.18)

n is the sample size (400)

Calculating the z-score:

z = (0.18 - 0.18) / sqrt(0.18 * (1 - 0.18) / 400)

z = 0 / sqrt(0.18 * 0.82 / 400)

z = 0 / sqrt(0.1476 / 400)

z = 0 / sqrt(0.000369)

z = 0

Therefore, the z-score for the proportion of white cars in a random sample of 400 cars is 0.

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Jenna owes the bank $2,300 which accumulates interest at 6% compounded quarterly

from April 1, 2016, to January 1, 2019,. After January 1, 2019, the debt is compounded semi- annually at a rate of 10%. What is the accumulated value of the debt owed January 1, 2021?

Answers

Answer-The accumulated value of the debt owed January 1, 2021 is $3,298.14

An employee worked for 8 hours on 2 days, 6 hours on 1 day, and 4 hours on 2 days. What is the average number of hours the employee worked per day?
a. 4 hours.
b. 5 hours.
c. 6 hours.
d. 7 hours.

Answers

The average number of hours worked per day is 30 ÷ 5 = 6 hours. Therefore, the correct option is c. 6 hours.

To calculate the average number of hours the employee worked per day, we need to add up all the hours and divide it by the total number of days worked.

We are given that an employee worked for 8 hours on 2 days, 6 hours on 1 day, and 4 hours on 2 days.

So, the total hours worked by the employee is 8 x 2 + 6 x 1 + 4 x 2 = 16 + 6 + 8 = 30 hours.

The employee worked on a total of 5 days.

Therefore, the average number of hours worked per day is 30 ÷ 5 = 6 hours.

Therefore, the correct option is c. 6 hours.

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Since the early 13th century, coins struck by the Royal Mint in
England have been evaluated for their metal content on a sample
basis, in a ceremony called the Trial of the Pyx. This ceremony
does not

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It's a ceremony that tests random samples of coins for their metal content. The Trial of the Pyx's significance can be traced back to medieval times when the Royal Mint produced the coins manually.

The Trial of the Pyx is a ceremony where coins that are struck by the Royal Mint in England have been evaluated for their metal content on a sample basis since the early 13th century. It is not a ceremony that evaluates the content of coins one by one.

What is the Trial of the Pyx?

The Trial of the Pyx is a public test carried out by the Royal Mint in England to ensure the standards of its coin production are being adhered to. The Trial of the Pyx ceremony has been carried out every year since 1282, making it one of the oldest and most traditional events in the country.The ceremony is done to test the coins' accuracy in relation to their weight and metal content. It is not a ceremony that evaluates the content of coins one by one.

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Find parametric equations that define the curve starting at (6,0) and ending at (7.8) as shown. Let parameter t start at 0 and end at 8 y=t (Complete the X= (Complete Dec 10 (78) a 6 5 What is equation of x?

Answers

The parametric equations that define the curve starting at (6,0) and ending at (7.8) are

[tex]$$(x(t),y(t)) = (t+6,8t)$$[/tex]

where parameter t varies from 0 to 1.

Find parametric equations that define the curve starting at (6,0) and ending at (7.8) as shown. Let parameter t start at 0 and end at 8 y=t (Complete the X= (Complete Dec 10 (78) a 6 5 What is equation of x?

Given information:

Start point is (6, 0).

End point is (7,8).

The curve is linear, hence we can find the slope of the line passing through (6, 0) and (7, 8).

Slope of the line:

[tex]$$m = \frac{y_2 - y_1}{x_2 - x_1}$$$$m = \frac{8 - 0}{7 - 6}$$$$m = 8$$[/tex]

Using point-slope form of equation of line, we get:

[tex]$$y - y_1 = m(x - x_1)$$$$y - 0 = 8(x - 6)$$$$y = 8x - 48$$[/tex]

Therefore, x-coordinate is given by:

[tex]$$x(t) = t + 6$$[/tex]

And, y-coordinate is given by:

[tex]$$y(t) = 8t$$[/tex]

Hence, parametric equations that define the curve starting at (6,0) and ending at (7.8) are

[tex]$$(x(t),y(t)) = (t+6,8t)$$[/tex]

where parameter t varies from 0 to 1.

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11.)
12.)
Find the indicated z score. The graph depicts the standard normal distribution with mean 0 and standard deviation 1. The indicated z score is (Round to two decimal places as needed.) A 0.2514, Z 0
Fi

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Given the standard normal distribution with a mean of 0 and standard deviation of 1. We are to find the indicated z-score. The indicated z-score is A = 0.2514.

We know that the standard normal distribution has a mean of 0 and standard deviation of 1, therefore the probability of z-score being less than 0 is 0.5. If the z-score is greater than 0 then the probability is greater than 0.5.Hence, we have: P(Z < 0) = 0.5; P(Z > 0) = 1 - P(Z < 0) = 1 - 0.5 = 0.5 (since the normal distribution is symmetrical)The standard normal distribution table gives the probability that Z is less than or equal to z-score. We also know that the normal distribution is symmetrical and can be represented as follows.

Since the area under the standard normal curve is equal to 1 and the curve is symmetrical, the total area of the left tail and right tail is equal to 0.5 each, respectively, so it follows that:Z = 0.2514 is in the right tail of the standard normal distribution, which means that P(Z > 0.2514) = 0.5 - P(Z < 0.2514) = 0.5 - 0.0987 = 0.4013. Answer: Z = 0.2514, the corresponding area is 0.4013.

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prove that difference of square of two distinct odd number is always multiple of 8

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The difference of the squares of two distinct odd numbers is always a multiple of 8.

Let's assume we have two distinct odd numbers, represented as (2k + 1) and (2m + 1), where k and m are integers.

The square of the first odd number, (2k + 1)², can be expanded as:

(2k + 1)² = 4k² + 4k + 1

The square of the second odd number, (2m + 1)², can be expanded as:

(2m + 1)² = 4m² + 4m + 1

Now, let's find the difference between the two squares:

(2k + 1)² - (2m + 1)² = (4k² + 4k + 1) - (4m² + 4m + 1)

= 4k² + 4k + 1 - 4m² - 4m - 1

= 4(k² - m²) + 4(k - m)

= 4(k - m)(k + m) + 4(k - m)

We can see that the expression 4(k - m)(k + m) + 4(k - m) is divisible by 4 because it contains a factor of 4. However, to prove that it is always a multiple of 8, we need to show that it is also divisible by another factor of 2.

For that, we can notice that both (k - m) and (k + m) are even, as the sum or difference of two odd numbers is always even. Therefore, the entire expression 4(k - m)(k + m) + 4(k - m) is divisible by 2.

Since the expression is divisible by both 4 and 2, it is a multiple of 8

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If y=7 is a horizontal asymptote of a rational function f, then which of the following must be true? a) lim x->7 f(x)=[infinity] b) lim x->[infinity] f(x)=7 c) lim x->0 f(x)=7 d) lim x->7 f(x)=0 e) lim x->-[infinity] f(x)=-7

Answers

If y = 7 is a horizontal asymptote of a rational function f, then which of the following must be true?If y = 7 is a horizontal asymptote of a rational function f, then the option that must be true is b) limx→∞f(x) = 7.

A horizontal asymptote is a horizontal line on the graph of a function that the curve approaches as x approaches positive or negative infinity.The limit of the function as x approaches infinity is equal to the value of the horizontal asymptote. If y = k is the horizontal asymptote of f(x), we can write this as follows:lim x→±∞f(x) = kLet y = 7 be a horizontal asymptote of a rational function f.

As x becomes increasingly large in the positive or negative direction, the limit of the function approaches 7. Therefore, limx→∞f(x) = 7. So, option b) is the right answer.

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find the union and intersection of the following family: d={dn:n∈n} , where dn=(−n,1n) for n∈n.

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Given d = {dn: n ∈ N} where dn = (−n, 1/n) for n ∈ N.Find the union and intersection of the given family of d sets.

The given family of sets is {d1, d2, d3, ...} where di = (−i, 1/i) for all i ∈ N.1. To find the union of the given family of sets d, take the union of all sets in the given family of sets.i.e. d1 = (−1, 1), d2 = (−2, 1/2), d3 = (−3, 1/3), ...

Thus, the union of the given family of sets d is{d1, d2, d3, ...} = (-1, 1].Therefore, the union of the given family of sets d is (-1, 1].2. To find the intersection of the given family of sets d, take the intersection of all sets in the given family of sets .i.e. d1 = (−1, 1), d2 = (−2, 1/2), d3 = (−3, 1/3), ...Thus, the intersection of the given family of sets d is{d1, d2, d3, ...} = Ø. Therefore, the intersection of the given family of sets d is empty.

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what is the confidence level for the interval x ± 1.43⁄ n ? (round your answer to one decimal place.)

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The formula for a confidence interval is point estimate ± margin of error. Where point estimate is the sample mean, and the margin of error is calculated as z * (standard deviation / square root of sample size) or t * (standard deviation / square root of sample size) based on whether the population standard deviation is known or unknown.

The formula for a confidence interval is point estimate ± margin of error. Where point estimate is the sample mean, and the margin of error is calculated as z * (standard deviation / square root of sample size) or t * (standard deviation / square root of sample size) based on whether the population standard deviation is known or unknown. The confidence level is the probability that the true population mean lies within the confidence interval.

A confidence interval can be expressed as x ± E, where E is the margin of error. The formula for the margin of error is E = z* (s/√n), where z is the critical value from the standard normal distribution corresponding to the desired confidence level, s is the sample standard deviation, and n is the sample size.The confidence level for the interval x ± 1.43/ n is not specified in the problem, which means that we cannot determine it. If the confidence level is not given, it is impossible to determine it based on the interval alone. Therefore, we cannot round the answer as it is not possible to calculate it. We would need more information to do so.

Answer: The confidence level for the interval x ± 1.43⁄ n cannot be determined without additional information.

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A random sample survey of 80 individuals asked them how many fast food meals they had eaten the previous day. The sample mean was 0.82. Assuming that the number of fast food meals eaten by an individu

Answers

The 95% confidence interval for the unknown population mean of fast food meals eaten per day is calculated to be [0.601, 1.039]. The upper bound for this confidence interval is 1.039.

To calculate the confidence interval, we can use the formula:

Confidence Interval = sample mean ± (critical value × standard error)

First, we need to determine the critical value associated with a 95% confidence level.

For a sample size of 80, the critical value is approximately 1.96.

Next, we calculate the standard error, which represents the standard deviation of the sample mean. It can be found using the formula:

Standard Error = standard deviation / √(sample size)

In this case, the standard deviation is given as 1.08, and the sample size is 80. Thus, the standard error is,

⇒ 1.08 / √(80) ≈ 0.121.

Now we can substitute the values into the formula:

Confidence Interval = 0.82 ± (1.96 × 0.121)

Calculating the upper bound:

Upper Bound = 0.82 + (1.96 × 0.121) = 0.82 + 0.237 = 1.039

Therefore, the upper bound for the 95% confidence interval is 1.039. This means that we can be 95% confident that the true population mean falls below 1.039 based on the information obtained from the sample.

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Complete question is,

A random sample survey of 80 individuals asked them how many fast food meals they had eaten the previous day. The sample mean was 0.82. Assuming that the number of fast food meals eaten by an individual per day is normally distributed with a standard deviation of 1.08.

Calculate the 95% confidence interval for the unknown population mean.

What is the upper bound for this confidence interval?

Please, show work clearly and graph.
1. For a population of cans of cocoa beans marked "12 ounces", a sample of 36 cans was selected and the contents of each can was weighed. The sample revealed a mean of 11.9 ounces with a sample standa

Answers

The 95% confidence interval for the true mean weight of cocoa beans contained in cans is [11.824, 11.976] ounces.

Confidence level = 95%The degree of freedom (df) = n - 1 = 36 - 1 = 35

From the t-table, we can find the value of t for a 95% confidence level and 35 degrees of freedom:

t = 2.028Now, we can use the formula to calculate the confidence interval:

CI = X ± t(α/2) × s/√n

Where,CI = Confidence interval

X = Sample meant

= t-valueα

= significance level (1 - confidence level)

= 0.05/2

= 0.025s

= sample standard deviation

n = sample size

Putting the values, CI = 11.9 ± 2.028 × 0.21/√36

= 11.9 ± 0.076 ounce

Therefore, the 95% confidence interval for the true mean weight of cocoa beans contained in cans is [11.824, 11.976] ounces.

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let , , , and be independent standard normal random variables. we obtain two observations, find the map estimate of if we observe that , . (you will have to solve a system of two linear equations.)

Answers

Therefore, the MAP estimate of μ is simply the observed values x₁ and x₂.

To find the maximum a posteriori (MAP) estimate of the random variable μ, given two observations x₁ and x₂, we need to solve a system of two linear equations.

Let's denote μ₁ and μ₂ as the true values of the mean parameter μ corresponding to x₁ and x₂, respectively. We can write the two linear equations as follows:

x₊₁ = μ₁ + ε₁ ...(1)

x₂ = μ₂ + ε₂ ...(2)

where ε₁ and ε₂ are random noise terms.

Since the random variables ε₁ and ε₂ are independent standard normal random variables, we know that their means are zero, and their variances are both equal to 1.

Taking the MAP estimate means finding the values of μ₁ and μ₂ that maximize the posterior probability given the observed data. Assuming a flat prior distribution for μ, we can write the joint probability of x₁ and x₂ as:

P(x₁, x₂ | μ₁, μ₂) ∝ P(x₁ | μ₁) × P(x₂ | μ₂)

Since both x₁ and x₂ are normally distributed with mean μ₁ and μ₂, respectively, and variance 1, we can express the probabilities P(x₁ | μ₁) and P(x₂ | μ₂ as follows:

P(x₁ | μ₁) = (1/√(2π)) * exp(-(x₁ - μ₁)² / 2)

P(x₂ | μ₂) = (1/√(2π)) * exp(-(x₂ - μ₂)² / 2)

Taking the logarithm of the joint probability, we can simplify the calculations:

log[P(x₁, x₂ | μ₁ , μ₂)] ∝ -(x₁ - μ₁)² / 2 - (x₂ - μ₂)² / 2

To find the values of μ₁ and μ₂ that maximize this expression, we need to solve the following system of equations:

d/dμ1 log[P(x₁, x₂ | μ₁ , μ₂)] = 0

d/dμ2 log[P(x₁, x₂ | μ₁, μ₂)] = 0

Differentiating the above expression and setting the derivatives to zero, we have:

-(x₁ - μ₁) = 0 ...(3)

-(x₂ - μ₂) = 0 ...(4)

Simplifying equations (3) and (4), we obtain:

μ₁ = x₁

μ₂ = x₂

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Construct a data set that has the given statistics. n = 7 X = 9 S = 0 What does the value n mean? OA. The number of values in the sample data set. OB. The mean of the sample data set. OC. The differen

Answers

The value n in this context refers to the number of values in the sample data set.

In this case, the data set has n=7, which means there are 7 values in the sample.

The value X=9 represents the mean or average of the sample data set, while S=0 represents the standard deviation of the sample.

To construct a data set with these statistics, we can use the formula for calculating the standard deviation:

S = sqrt [ Σ ( Xi - X )2 / ( n - 1 ) ]

where Xi represents each value in the data set and X represents the mean of the data set.

Since S=0, we know that each value in the data set must be equal to the mean, which is X=9. Therefore, a possible data set that satisfies these statistics is:

{9, 9, 9, 9, 9, 9, 9}

In this data set, there are n=7 values, and each value is equal to X=9. The standard deviation is calculated as:

S = sqrt [ (0 + 0 + 0 + 0 + 0 + 0 + 0) / (7 - 1) ] = 0

which confirms that S=0 for this data set.

Overall, the value n represents the number of values in a sample data set.

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Prove that if one pair of sides of a quadrilateral are both congruent and parallel, then the quadrilateral is a parallelogram

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Quadrilaterals are closed shapes having four sides and four angles. The sides and angles of quadrilaterals may be of any degree and size. However, quadrilaterals having similar or identical properties are classified into different types. There are six types of quadrilaterals that exist, with each having its unique properties.

One such quadrilateral is the parallelogram. A quadrilateral is said to be a parallelogram if its opposite sides are parallel. Let's assume ABCD be a quadrilateral and AB is parallel to DC, then we can write AB||DC. Let's suppose the line segment AD intersects with BC at point E. Then we can write AE=CE and BE=DE. We can also write AD||BC. From triangle ABE, we can write angle ABE is congruent to angle CDE as AE=CE. Similarly, angle AEB is congruent to angle CED because BE=DE. So, from both these, we can say that the triangles ABE and CDE are congruent, which can be written as; ∆ABE ≅ ∆CDE.

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Suppose heights of 6th graders are normally distributed with mean 159.6 and standard deviation 5.4 What is the 84.13th percentile of height? Answer:

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The corresponding height value of 84.13th percentile is 165.

Given data:

Mean, µ = 159.6

Standard deviation, σ = 5.4

The percentile value, P = 84.13th percentile

To find: The corresponding height value of 84.13th percentile

We know that the z-score formula is given by `z = (x - µ)/σ`

Where x is the height value

We need to find the height value corresponding to the given percentile value. For this, we need to use the z-score table.

The given percentile value, P = 84.13%

P can also be written as P = 0.8413 (by converting into decimal)

From the z-score table, the corresponding z-score of P = 0.8413 is given by

z = 1.0 (approximately)

Now, putting the values in the z-score formula, we get:

z = (x - µ)/σ

=> 1.0 = (x - 159.6)/5.4

=> x - 159.6 = 5.4 × 1.0

=> x - 159.6 = 5.4

=> x = 159.6 + 5.4

=> x = 165

Therefore, the corresponding height value of 84.13th percentile is 165. Answer: 165.

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if f, g, h are the midpoints of the sides of triangle cde. find the following lengths.
FG = ____
GH = ____
FH = ____

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Given: F, G, H are the midpoints of the sides of triangle CDE.

The values can be tabulated as follows:|  

 FG    |    GH    |    FH    |

   9    |        10  |      8   |

To Find:

Length of FG, GH and FH.

As F, G, H are the midpoints of the sides of triangle CDE,

Therefore, FG = 1/2 * CD

Now, let's calculate the length of CD.

Using the mid-point formula for line segment CD, we get:

CD = 2 GH

CD = 2*9

CD = 18

Therefore, FG = 1/2 * CD

Calculating

FGFG = 1/2 * CD

CD = 18FG = 1/2 * 18

FG = 9

Therefore, FG = 9

Similarly, we can calculate GH and FH.

Using the mid-point formula for line segment DE, we get:

DE = 2FH

DE = 2*10

DE = 20

Therefore, GH = 1/2 * DE

Calculating GH

GH = 1/2 * DE

GH = 1/2 * 20

GH = 10

Therefore, GH = 10

Now, using the mid-point formula for line segment CE, we get:

CE = 2FH

FH = 1/2 * CE

Calculating FH

FH = 1/2 * CE

FH = 1/2 * 16

FH = 8

Therefore, FH = 8

Hence, the length of FG is 9, length of GH is 10 and length of FH is 8.

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Find a power series representation for the function. (Center your power series representation at x=0.) f(x)=5+x1​f(x)=∑n=0[infinity]​(​ Determine the interval of convergence. (Enter your answer using interval notation.)

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To find a power series representation for the function [tex]\(f(x) = 5 + x\),[/tex] we can start by expanding the function using the binomial series.

Using the binomial series expansion, we have:

[tex]\[f(x) = 5 + x = 5 + \sum_{n=0}^{\infty} \binom{1}{n} x^n\][/tex]

Since the binomial coefficient [tex]\(\binom{1}{n}\)[/tex] simplifies to 1 for all [tex]\(n\),[/tex] we can rewrite the series as:

[tex]\[f(x) = 5 + \sum_{n=0}^{\infty} x^n\][/tex]

The series [tex]\(\sum_{n=0}^{\infty} x^n\)[/tex] is a geometric series with a common ratio of [tex]\(x\)[/tex]. The formula for the sum of an infinite geometric series is:

[tex]\[S = \frac{a}{1 - r}\][/tex]

where [tex]\(a\)[/tex] is the first term and [tex]\(r\)[/tex] is the common ratio. In this case, [tex]\(a = 1\)[/tex] and [tex]\(r = x\).[/tex]

Thus, we have:

[tex]\[f(x) = 5 + \frac{1}{1 - x}\][/tex]

Therefore, the power series representation for the function [tex]\(f(x) = 5 + x\) is \(f(x) = 5 + \sum_{n=0}^{\infty} x^n\)[/tex] and its interval of convergence is [tex]\((-1, 1)\) (excluding the endpoints).[/tex]

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As in the previous cases for ,and, we use the trig ratios to compute the following values of the trig functions for an angle of 0 radians. However, now we must watch out for division by zero--which, of course, is not allowed! If we every have a zero in the denominator, we say that the trig function is undefined. Complete the following table. If the expression is undefined, enter DNE. hyp sin (0) 0 = = opp hyp =)|csc(0) = DNE (P cos(0) = sec (0) = tan (0) = cot (0) =

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In trigonometry, the trig functions of an angle can be found by using the trigonometric ratios.

However, if there is a zero in the denominator, then the trig function is undefined. The trig function can be undefined only when the denominator is equal to zero.

The values of the trig functions for an angle of 0 radians are as follows:

hyp sin (0) 0 = 0/1

= 0

opp hyp = 0/1 = 0

|csc(0) = 1/0 = DNE (undefined)

cos(0) = 1/1

= 1sec (0)

= 1/1

= 1

tan (0) = 0/1

= 0

cot (0) = 1/0

= DNE (undefined)

Hence, the completed table is shown above.

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Let f(x) =3x -6 and g(x) =x-2 find f/g and state it’s domain

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Answer:

I think it’s -0.2

Step-by-step explanation:

you take the x - 2 and make that equivalent to f/g and state it’s domain which is -0.2, I just need more points lol. Sorry-

To find the quotient f(x)/g(x), we divide the two functions:

f(x) = 3x - 6

g(x) = x - 2

f(x) / g(x)

= (3x -6)/(x - 2)

Therefore, the quotient is:

f(x)/g(x) = (3x -6)/(x - 2)

To find the domain, we need to ensure that the denominator x - 2 does not equal 0. So we have:

x - 2 ≠ 0

x ≠ 2

Therefore, the domain is all real numbers except 2:

Domain = {x | x ≠ 2}

In summary:

f(x)/g(x) = (3x -6)/(x - 2)

Domain = {x | x ≠ 2}

This means the quotient is (3x -6)/(x - 2) and it is defined for all real numbers except 2, which would result in division by zero.

Hope this explanation makes sense! Let me know if you have any other questions.

Find a sine or cosine function for the given graph. Leave your answers in exact form (i.e. no decimal approximations). If necessary, type pi for π. (a) 5- 4 3 2 + 20 -19 -18 -17 -16 -15 -14 -13 -12 -

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The midline of the function is given by y = 5. Also, the maximum value of the function is 20 and the minimum value is -4.A sine or cosine function can be written as follows:

Given the graph: Find a sine or cosine function for the given graph: the given graph is as follows:Given that the graph completes one cycle between x = -19 and x = -15, the period of the function is

`T = -15 - (-19) = 4`

.The midline of the function is given by y = 5. Also, the maximum value of the function is 20 and the minimum value is -4.A sine or cosine function can be written as follows:

$$f(x) = a\sin(b(x - h)) + k$$$$f(x) = a\cos(b(x - h)) + k$$

Where a is the amplitude, b is the frequency (or the reciprocal of the period), (h, k) is the midline and h is the horizontal shift of the function.To find the sine function that passes through the given points, follow these steps:Step 1: Determine the amplitude of the function by finding half the difference between the maximum and minimum values of the function.Amplitude

= `(20 - (-4))/2 = 24/2 = 12`

Therefore, `a = 12`.Step 2: Determine the frequency of the function using the period. The frequency is the reciprocal of the period, i.e., `b = 1/T`.Therefore,

`b = 1/4`.

Step 3: Determine the horizontal shift of the function using the midline. The horizontal shift is given by

`h = -19 + T/4`.

Substituting the values of T and h,

we get `h = -19 + 4/4 = -18`.

Step 4: Write the sine function in the form

`f(x) = a\sin(b(x - h)) + k`

.Substituting the values of a, b, h and k in the equation, we get:

$$f(x) = 12\sin\left(\frac{\pi}{2}(x + 18)\right) + 5$$

Therefore, the sine function that represents the given graph is

`f(x) = 12\sin\left(\frac{\pi}{2}(x + 18)\right) + 5`.

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4x^2 is the GCF of this polynomial.
20x^2y + 56x^3 – ?
Which could be the mystery term?
A. 22x^3
B. 24x^2y
C. 26x^2y
D. 28y^3

Answers

The mystery term in the polynomial [tex]20x^2y + 56x^3\ is\ 24x^2y[/tex], making option B the correct choice.

To determine the mystery term in the polynomial [tex]20x^2y + 56x^3[/tex], we need to find the term that, when added to [tex]20x^2y[/tex], gives us the original polynomial. Since the greatest common factor (GCF) is [tex]4x^2[/tex], we can factor it out from each term:

[tex]20x^2y = 4x^2 * 5y[/tex]

[tex]56x^3 = 4x^2 * 14x[/tex]

Now, let's compare the mystery term options:

A. [tex]22x^3[/tex]: This term does not have the same GCF of [tex]4x^2[/tex], so it cannot be the mystery term.

B. [tex]24x^2y[/tex]: This term does have the same GCF of [tex]4x^2[/tex], so it could be the mystery term.

C. [tex]26x^2y[/tex]: This term does not have the same GCF of [tex]4x^2[/tex], so it cannot be the mystery term.

D. [tex]28y^3[/tex]: This term does not have any [tex]x^2[/tex], so it cannot be the mystery term.

Therefore, the possible mystery term is option B: [tex]24x^2y.[/tex]

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suppose g is a function which has continuous derivatives, and that g(0)=−5, g′(0)=9, g′′(0)=−3 and g′′′(0)=18.

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If suppose g is a function that has continuous derivatives, and that g(0)=−5, g′(0)=9, g′′(0)=−3, and g′′′(0)=18, g(1) = 5.5.

Explanation:

To find the value of g(1), if g is a function which has continuous derivatives, and that g(0)=−5, g′(0)=9, g′′(0)=−3 and g′′′(0)=18, we will use the formula of Taylor series expansion.

Taylor series expansion:

If g(x) is infinitely differentiable at x = a, then the Taylor series expansion of g(x) about x = a is given by;

g(x) = g(a) + g'(a)(x-a)/1! + g''(a)(x-a)^2/2! + g'''(a)(x-a)^3/3! + ...

Here,a = 0,g(a) = g(0) = -5

g'(a) = g'(0) = 9

g''(a) = g''(0) = -3

g'''(a) = g'''(0) = 18

Hence the Taylor series expansion is:

g(x) = -5 + 9(x)/1! - 3(x^2)/2! + 18(x^3)/3! + ...

Now we have to find the value of g(1) by using this equation

g(1) = -5 + 9(1)/1! - 3(1^2)/2! + 18(1^3)/3!

g(1) = -5 + 9 - 3/2 + 18/6

g(1) = -5 + 9 - 1.5 + 3

g(1) = 5.5

Hence, g(1) = 5.5.

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