Knowing the value of p tells one that option b. whether there is statistical significance.
The concept of probability, which is a measure of the likelihood of an event occurring. It is an essential tool in statistics, and it helps us make informed decisions based on data.
Now, let's dive into the answer to the question. Knowing the value of p tells us about the statistical significance of our results. In statistical analysis, we often conduct hypothesis tests to determine whether a particular effect is significant or just occurred by chance.
The p-value is the probability of observing the results we obtained under the null hypothesis, assuming that the null hypothesis is true. The null hypothesis is the default assumption that there is no significant difference between groups or means.
If the p-value is low, say less than 0.05, we reject the null hypothesis and conclude that there is a significant difference between groups or means. On the other hand, if the p-value is high, we fail to reject the null hypothesis, and we cannot claim that there is a significant difference between groups or means.
To give an example, suppose we conducted an experiment to test whether a new drug reduces blood pressure. We would have a control group that receives a placebo and a treatment group that receives the drug. We measure the blood pressure of both groups and compute the p-value. If the p-value is less than 0.05, we would conclude that the drug is effective in reducing blood pressure.
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The diameter of a circle is 14 cm. Find the circumference to the nearest tenth.
Since the diameter of this circle is 14 cm, a measurement of the circumference of this circle to the nearest tenth is 43.96 centimeters.
How to calculate the circumference of a circle?Mathematically, the circumference of a circle can be calculated by using this mathematical expression:
C = 2πr or C = πD
Where:
C represents the circumference of a circle.D represents the diameter of a circle.r represents the radius of a circle.Substituting the given parameters into the circumference of a circle formula, we have;
Circumference of circle, C = πD
Circumference of circle, C = 3.14 × 14
Circumference of circle, C = 43.96 centimeters.
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help me solve this please
The standard form of the polynomial is given as follows:
-13m^4 - m² + 12m + 7.
Hence the degree of the polynomial is of:
4th degree.
The leading coefficient is of:
-13.
How to obtain the features of the polynomial?The standard form of the polynomial is obtained writing the polynomial in decreasing order of the exponents, hence:
-13m^4 - m² + 12m + 7.
Then the degree and the leading coefficient are given as follows:
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WILL GIVE BRAINLIEST, PLEASE HURRY
Which transformations take the graph of f(x)=6x to the graph of g(x)=6x−4+2?
Choose each correct answer.
Responses
The graph is translated to the right 4 units.
The graph is translated up 2 units.
The graph is translated down 4 units.
The graph is translated to the right 2 units.
The graph is translated to the right 2 units. This is because the expression inside the function is now 6x - 4, which means the function has a horizontal shift to the right by 4/6 = 2/3 units.
What is Graph?
In mathematics, a graph is a collection of points, called vertices or nodes, and a collection of lines, called edges, that connect pairs of vertices. Graphs are used to represent relationships between objects, such as the connections between different parts of a network or the dependencies between different variables in a system. They are commonly used in fields such as computer science, operations research, and engineering to model and solve problems involving complex systems.
The correct transformations are:
The graph is translated to the right 2 units. This is because the expression inside the function is now 6x - 4, which means the function has a horizontal shift to the right by 4/6 = 2/3 units.
The graph is translated up 2 units. This is because there is a constant term of +2 added to the function, which means the function has a vertical shift upwards by 2 units.
Therefore, the correct answers are:
The graph is translated to the right 2 units.
The graph is translated up 2 units.
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Jim
3
8
Cans of food collected
Cooper
58
If the friends collected 80 cans in total, how many more cans were collected by Cooper than by Jim?
Answer: 20
Step-by-step explanation:
58-38=20
Indicate the method you would use to prove the two 's . If no method applies, enter "none".
None
SSS
AAS
ASA
SAS
With given features we can definably say that Both triangles are congruent under ASA Criteria.
What is a congruent triangle?A triangle is a closed polygon made up of three line segments that intersect at three different angles.
If the sides and angles of two triangles are the same length, the triangles are said to be congruent. As a result, two triangles can be superimposed side by side and angle by angle. Congruence is the term used to describe the relationship between an object and its mirror image. When two objects or shapes superimpose on one another, they are said to be congruent. They are identical in terms of shape and size. Line segments of the same length and angles of the same measure are congruent in the context of geometric figures.
Given far opposites angle are same = 25°
Given intersected line makes equal line
Intersecting angles are equal due to vertically opposite angle theorem.
Then we have,
Angle = Angle
Side = Side
Angle = Angle
With this features we can definably say that Both triangles are congruent under ASA Criteria.
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A survey was conducted among some people. The survey showed 120 like to listen radio, 80 don't like to listen radio. If 50 people like to listen radio but not like to watch television and 110 don't like to watch television then C. Find the total number of people who took part in the survey. b. Find the number of people who like to watch television only. a. Illustrate the information in a venn-diagram.
Answer:
a) See the attachment for the completed Venn diagram.
b) The number of people who liked to watch television only is 20.
c) The total number of people who took part in the survey was 200.
Step-by-step explanation:
Draw a Venn diagram with two overlapping circles.
Label one circle "Radio" and the other circle "TV".
Given that 50 people like to listen to the radio but not like to watch television, place the number 50 in the part of the radio circle that does not overlap the TV circle.
Given that 120 people like to listen to the radio, and 50 people like to listen to the radio but not like to watch television, then the number of people who like to listen to the radio and watch tv is:
Radio & TV = 120 - 50 = 70Therefore, place the number 70 in the part where the two circles overlap.
Given that 110 people don't like to watch television, and 50 people like to listen to the radio but not like to watch television, then the number of people who don't like to listen to the radio or watch television is:
Neither radio or TV = 110 - 50 = 60Therefore, place the number 60 in the area outside the two circles.
Given that 80 people don't like to listen to the radio, and 60 people don't like to listen to the radio or watch television, then the number of people who like to watch the television only is:
TV only = 80 - 60 = 20Therefore, place the number 20 in the part of the TV circle that does not overlap the radio circle.
Now the Venn diagram has been completed, we can find the total number of people who took part in the survey by adding all the numbers in the Venn diagram:
Total number of people = 50 + 70 + 20 + 60 = 200Therefore, there was a total of 200 people who took part in the survey.
4. Triangle WXY with vertices W(-4, 8),
X(10, 0), and Y(-2, -8): k = 1
itblib
Slot
blib
brit d
W': C
X': (85
Y':
piqot
OM
The dilated points are:
W': (-1, 2)
X': (2.5, 0)
Y': (-0.5, -2).
What is dilation?Resizing an item uses a transformation called dilation. Dilation is used to enlarge or shorten the structures. The result of this transformation is an image with the same shape as the original. However, there is a variation in the shape's size. The initial form should be stretched or contracted during dilatation.
Given:
Triangle WXY with vertices W(-4, 8), X (10, 0), and Y(-2, -8).
And the scale factor is 1/4.
So, the image points are,
W': (-4/4, 8/4) = (-1, 2)
X': (10/4, 0/4) = (2.5, 0)
Y': (-2/4, -8/4) = (-0.5, -2)
Hence, the image points are given above.
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Determine a relationship between the x- and y-values. Write an equation.
x 1:2,3,4
y -4,-3,-2,-1
Oy=x-8
O y = -5x+1
O y=-x-5
O y=x-5
The linear equation that shows the relationship between y and x is y = x - 5
What is an equation?An equation is an expression that shows how numbers and variables are linked together using mathematical operations such as addition, subtraction, multiplication and division.
The slope intercept form of an equation is:
y = mx + b
where m is the rate of change and b is the y intercept.
From the values given, using (1, -4) and (2, -3):
[tex]y-y_1=\frac{y_2-y_1}{x_2-x_1} (x-x_1)\\\\substituting:\\\\y-(-4)=\frac{-3-(-4)}{2-1} (x-1)\\\\y=x - 1-4\\\\y=x-5[/tex]
The linear equation is y = x - 5
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how many solutions do 2(x-4)=2x-8 have
The equation 2(x - 4) = 2x - 8 has infinitely many solutions.
What is an Equation?An equation is the statement of two expressions located on two sides connected with an equal to sign. The two sides of an equation is usually called as left hand side and right hand side.
Given equation is 2(x - 4) = 2x - 8.
Solving this,
Using the distributive property, a (b + c) = ab + ac, 2(x - 4) = (2 × x) - (2 × 4).
Substituting in the original equation,
(2 × x) - (2 × 4) = 2x - 8
2x - 8 = 2x - 8
2x - 2x = -8 + 8
0 = 0
Right hand side and left hand side are equal if we put any value for x.
So it has infinitely many solutions for x.
Hence the given equation has infinitely many solutions.
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HELP ASAP I NEED THIS QUESTION RIGHT PLEASEEEEE
The tables/graphs with their equations are
Table (a): y = 3x - 5Table (b): y = -12x + 2Graph (c): y = 5/4x - 5Graph (d): y = -6x + 3How to match the tables and graphs with their equationsFrom the question, we have the following parameters that can be used in our computation:
Tables, Graphs and equations
Table (a)
Here, we notice that:
The output is the 5 less than three times the input
This is represented as
y = 3x - 5
Table (b)
Here, we notice that:
The output is the 2 more than negative 12 times the input
This is represented as
y = -12x + 2
Graph (c)
Here, we have the following points
(4, 0) and (0, -5)
A linear function is represented as
y = mx + c
Where
c = y when x = 0
So, we have
y = mx - 5
Using the other point, we have
0 = 4m - 5
This gives
m = 5/4
So, we have
y = 5/4x - 5
Graph (d)
Here, we have the following points
(0.5, 0) and (0, 3)
A linear function is represented as
y = mx + c
Where
c = y when x = 0
So, we have
y = mx + 3
Using the other point, we have
0 = 0.5m + 3
This gives
m = -6
So, we have
y = -6x + 3
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4. Suppose the account in 3 above paid interest quarterly instead of annually. Find the
account balance after 5 years
The account's balance after 5 years is given as follows:
[tex]A(5) = P\left(1 + \frac{r}{4}\right)^{20}[/tex]
In which:
P is the principal.r is the interest rate.What is compound interest?The amount of money earned, in compound interest, after t years, is given by:
[tex]A(t) = P\left(1 + \frac{r}{n}\right)^{nt}[/tex]
In which:
P is the principal, which is the value of deposit/loan/....r is the interest rate, as a decimal value.n is the number of times that interest is compounded per year, annually n = 1, semi-annually n = 2, quarterly n = 4, monthly n = 12.
Quarterly compounding means that the value of n is given as follows:
n = 4.
Then the balance of the account after 5 years, when t = 5, is given as follow:
[tex]A(5) = P\left(1 + \frac{r}{4}\right)^{20}[/tex]
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What is 6,000,000 + 1,000,000? Answer ASAP!!! NEED HELP
Answer: 7,000,000
By the way: How do we have almost the same name?
Answer:
the answer is 7,000,000
Step-by-step explanation:
6,000,000+1,000,000=7,000,000
While racking a circuit breaker in energized gear, what means could be used to reduce the arc flash hazard to 0 incident energy exposure to a worker?
The only way to completely eliminate the risk of arc flash is to de-energize the equipment before performing any maintenance or testing.
Racking a circuit breaker in energized gear poses a significant arc flash hazard to workers due to the potential for electrical energy to be released and cause an arc flash.
If it is not possible to de-energize the equipment, the following means could be used to reduce the arc flash hazard to 0 incident energy exposure to a worker:
Use remote racking: Remote racking systems allow workers to rack circuit breakers from a safe distance, reducing the risk of exposure to the arc flash hazard.Wear personal protective equipment (PPE): Workers should wear appropriate PPE.Implement an energy control program: An energy control program should be in place to ensure that workers are properly trained.Use a remote video camera: A remote video camera can be used to monitor the racking process from a safe distance, allowing workers to rack circuit breakers without being in the line of fire.Learn more about circuit breaker here:
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Classify the following triangle as acute, obtuse, or right.
50°
80°
50⁰
Answer: acute
Step-by-step explanation:
This triangle does not have any right angles (90°), or any angles larger than a right angle, so it is an acute triangle.
How does deforestation increase the warming of Earth?
A. It releases more oxygen into the atmosphere.
B. It increases the presence of methane in the atmosphere.
C. It decreases the removal of carbon dioxide from the atmosphere.
D. It decreases the production of ozone in the atmosphere.
Answer:
C. it decreases the removal of carbon dioxide from the atmosphere
Answer:
Step-by-step explanation:
it decreases the production of ozone in the atmosphere
the original price of shoe is 80$. They are on sale 25% off. The sales tax is 6.25%. How much will you pay for the shoes?
Answer: The total amount paid for shoes = $63.75
Step-by-step explanation:
The original price of the shoes = $ 80
Sale Discount = 25 %
So, the discount offered = 25 % of 80 = 20
So, the Discounted Price = Marked price - discount
= $ 80 -$ 20 = $ 60
Now, we need to calculate the sale tax of 6.25 % on $ 60.
Also, we know that Sales Tax = Sales Tax rate x Sale Price
= $ 60 x 0.0625 = $ 3.75
Total Cost = Sale Price + Sales Tax
= $ 60 + $ 3.75 = $63.75
Hence, the total amount paid for shoes = $63.75 included sales tax
A box of cereal states that there are calories in a 3/4
-cup serving. What is the unit rate for calories per cup? How many calories are there in 3cups of the cereal?
120 calories make up one cup amount of calories. Three cups of the cereal have 360 calories in them.
1. Determine how many calories are in a cup: 120 calories are in 3/4 cup; 3/4 cup is 120 calories.
2. Determine how many calories are in 3 cups: 3 cups at 120 calories each equals 360 calories.
You must divide the total amount of calories in a serving of 3/4 cup by 3/4 cup to determine the unit rate for calories per cup of a certain cereal. In this instance, a serving of the cereal that is 3/4 cup in size has 120 calories. As a result, 120 calories are the number of calories in a cup. You must multiply the unit rate for calories per cup (120 calories) by 3 cups to see how many calories are in 3 cups of cereal. This indicates that there are 360 calories in 3 cups of the cereal. In summary, there are 360 calories in 3 cups of cereal, or 120 calories per cup, at the unit rate.
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Solve. -9+4 - 6 + (-11)
Answer:
-9+4-6+(-11)=-9+4-6-11=-22
first -9+4 is -5-6=-11then-11 = -22
The basketball team averaged 68 points per game last
season and average 77 points per game this season.
What is the approximate percent of the increase?
Hi there, here's your answer:
Given, a basketball team averaged 68 points per game in the last season and averaged 77 points per game in the present season.
To find:
The approximate percentage of increase.
Solution:
If 68 points was the average last season, and 77 points was the increase this season, then the number of increase in points is 9.
Also we have that % increase = [tex]\frac{Difference}{Original}[/tex] × 100
Which is [tex]\frac{9}{68}[/tex] × 100 = 0.1323 × 100 = 13.23%
Therefore, the approximate percent increase is 13%.
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How to factorize and get the answer?
make brainalist keep smiling dude..!
A boat heading out to sea starts out at Point A, at a horizontal distance of 724 feet from a lighthouse/the shore. From that point, the boat’s crew measures the angle of elevation to the lighthouse’s beacon-light from that point to be 16 ∘ . At some later time, the crew measures the angle of elevation from point B to be 5 ∘ . Find the distance from point A to point B. Round your answer to the nearest foot if necessary.
The distance from point A to point B is 1496 ft.
What is distance?Distance is the total movement of an object without any regard to direction. We can define distance as to how much ground an object has covered despite its starting or ending point.
Given that, a boat is at point A which at 724 ft distance from a lighthouse making an angle of elevation to the lighthouse’s beacon-light of 16°, when moved to some distance B making an angle of elevation to the lighthouse’s beacon-light of 5°, we need to find the distance from point A to point B.
Refer to the figure attached,
The whole scene is creating two right triangles, rt Δ CDA and rt Δ CDB
Using the trigonometric functions, in rt Δ CDA,
We have,
tan 16° = CD/DA
CD = tan 16° × 724
CD = 207.6
Therefore, the height of the lighthouse is 207.6 ft
Now,
tan 5° = CD/DB
DB = CD / tan 5°
DB = 2373
The distance between A and B = DB-DA = 2373 - 724 = 1496
Hence, the distance from point A to point B is 1496 ft.
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25 3. The area of a rectangular city park is 54 width, in miles, of the park? A TIO B 5 6 square miles. The length of the park is C 54 D 1²/13 mile. What is the
The width in miles, of the park is equal to 5/6 miles.
How to calculate the area of a rectangle?Mathematically, the area of a rectangle can be calculated by using this formula:
A = LW
Where:
A represents the area of a rectangle.W represents the width or base of a rectangle.L represents the length or height of a rectangle.Substituting the given points into the area of rectangle formula, we have the following;
25/54 = 5/9 × W
Width, W = 25/54 × 9/5
Width, W = 5/6 miles.
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Complete Question:
The area of a rectangular city park is 25/54 square miles. The length if the park is 5/9 of a mile. What is the width in miles, of the park?
What type of triangle is this triangle?
obtuse scalene
obtuse isosceles
acute scalene
acute isosceles
Answer: obtuse scalene triangle
Step-by-step explanation:
A scalene triangle has three different sides.
An isosceles triangle has 2 of the same sides and 1 different side.
Answer:
Its a obtuse scalene triangle!
Question 2 (2 points)
About what percent of the data falls after 34?
20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50
_________டப
25%
50%
75%
100%
From the given data points, about 50% of the data points are above the point 34.
What does a Percentage define?Percentage defines the parts of a number per fraction of 100 or a part per 100. It is usually denoted by the symbol '%'.
Percentage of a number is calculated by dividing the number with the whole and then multiply with 100.
Given are a set of data points.
20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50
The numbers are in ascending order.
Total number of data points = 16
Data points above 34 are,
36 38 40 42 44 46 48 50
Number of data points which are above 34 = 8
Percent of numbers above 34 = (8 / 16) × 100 = 50%
Hence the percent of the data falls after 34 are 50%.
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Aquadratic equation is such that its roots are the HCF and LCM of the smallest
prime number and the smallest composite number, then quadratic equation 1s
With the root values 6 and 8 the quadratic equation is x² - 6x +8 = 0.
What is a quadratic function?
A polynomial function with one or more variables, where the largest exponent of the variable is two, is referred to as a quadratic function. It is also known as the polynomial of degree 2 since the greatest degree term in a quadratic function is of second degree.
The roots of the quadratic equation are -
HCF of smallest prime number, LCM of smallest composite number
The smallest prime number is 2.
So, the HCF of 2 is 2.
The smallest composite number is 4.
So, the LCM of 4 is 4.
If m and n are the roots of a quadratic equation ax² + bx + c = 0, then the sum of the roots is (m+n) and the product of the roots is (mn).
And then the quadratic equation becomes x² - (m+n)x +mn = 0.
So, here m = 2 and n = 4.
The sum of roots is -
(m + n) = (2 + 4) = 6
The product of roots is -
(mn) = (2 × 4) = 8
So, the quadratic equation is x² - 6x +8 = 0.
Therefore, the equation is x² - 6x +8 = 0.
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solve the equation abbc for​ a, assuming that​ a, b, and c are square matrices and b is invertible.
Considering AB=BC, the matrices A, B, and C are square matrices such that matrix B is invertible.
Now, post-multiply both sides of
[tex]AB=BC by {B}^{−1} [/tex]
[tex] {ABB}^{−1} = {BCB}^{−1} [/tex]
Solving the obtained equation for A by using the properties
[tex]AI= {BCB}^{−1} \\ A= {BCB}^{−1} [/tex]
Therefore, the required matrix A is BCB−1
A matrix, also known as matrices, is a rectangular array or table of letters, numbers, or other symbols arranged in rows and columns that is used to represent a mathematical object or a characteristic of one.
In linear algebra, matrices represent linear maps and enable explicit computations. Since most properties and operations of abstract linear algebra can be expressed in terms of matrices, the study of matrices constitutes a significant portion of linear algebra.
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A repairman charges an inspection fee plus $14 per hour. A customer with a coupon for 40% off the inspection fee pays $66 for a 3-hour repair. How many hours are worked when a customer pays $96 without a coupon?
The customer had a 3-hour repair when paying $96 without a coupon.
What is Algebraic expression ?
Algebraic expression can be defined as combination of variables and constants.
With a coupon, the customer paid $66 for a 3-hour repair.
The coupon gives a 40% discount on the inspection fee, so let's call the original inspection fee "x". Then the customer paid 0.6x + 14*3 = $66.
Solving for x, we get x = $30.
Without a coupon, the customer paid $96.
We want to find out how many hours of repair were done for $96.
Let's use a similar equation to solve for the number of hours:
Let's call the number of hours "h". Then the customer paid 30*0.6 + 14h = $96.
Solving for h, we get h = 3.
Therefore, the customer had a 3-hour repair when paying $96 without a coupon.
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Given the expression: 3x10 − 48x2
Part A: Rewrite the expression by factoring out the greatest common factor. (4 points)
Part B: Factor the entire expression completely. Show the steps of your work. (6 points)
Can someone help me please with this question
Answer:
x=-2log10(12)
Step-by-step explanation:
12x10^x/2=1/12
x/2=-log10(12)
x=-2log10(12)
In Exercises 1-4, tell whether the ordered pair is a solution of the inequality.
1. x - y > 2; (5, 4)
2. x + y ≤ -3; (−1, −4)
3. 5x + y ≤ 12; (2, 2)
4. x-3y > 6; (3, −1)