Jenna works at a local sports bar and is interested in whether the percent tip she will receive is related to how many drinks people order. What test should she perform? O Correlation O ANOVA Independent samplest test O Single sample t test

Answers

Answer 1

She should perform a correlation test.

Jenna works at a local sports bar and is interested in whether the percent tip she will receive is related to how many drinks people order. What test should she perform?

She should perform a correlation test.

What is a correlation test?

A correlation test is a statistical method used to examine the relationship between two variables. It is used to determine the degree of association between two continuous variables.

How do you carry out a correlation test?

To perform a correlation test, follow these steps:

Step 1: Collect your data.

Step 2: Determine the level of measurement of each variable.

Step 3: Calculate the correlation coefficient.

Step 4: Determine the p-value.

Step 5: Interpret the results.

Therefore she should perform a correlation test

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Related Questions

The temperature over the course of a day was being monitored. In the morning, the temperature was −3°F. In the middle of the day, the temperature rose to 12°F. After dark, the temperature dropped again to −6°F. What was the average temperature for the day?
A. −3°F
B. −1°F
C .1°F
D. 3°F

Answers

-3 + 12 - 6 = 3

3/3 = 1

Answer : 1ºF

what are the minimum and maximum temperatures in the house ?

Answers

Answer:

I mean, I think it varies by house and by location but a general range would be:

Min: 64 *F

Max: 74 *F

please help I am SOOOOOOOO Confused

please help I am SOOOOOOOO Confused

Answers

Answer:

The answer is 8 3/10

Step-by-step explanation:

trust me also TRUMP 2020

Please help I been stuck
for the longest

Please help I been stuck for the longest

Answers

Answer:

6^5  * 9^5

Step-by-step explanation:

( 6*9) ^5

We know that ( ab) ^c = a^ c* b^c

6^5  * 9^5

Charmaine must choose a number between 61 and 107 that is a multiple of 3, 6 and 8. Write all the numbers that she could choose. If there is more than one number, separate them with commas.

Answers

Answer: 72, and 96

Step-by-step explanation:

Multiples of 3 between 61 and 107 are= 63,66,69,72,75,78,81,84,87,90,93,96,99,102,105

Multiples of 6 between 61 and 107 are:

= 66,72,78,84,90,96,102

Multiples of 8 between 61 and 107 are:

= 64,72,80,88,96,104

The common multiple to 3, 6 and 8 from 61 to 107:

= 72, and 96

Consider the function f (x) = 3x2 - 4x + 6. = What is the right rectangular approximation of the area under the curye of f on the interval [0, 2] with four equal subintervals? Note: Round to the neare

Answers

Rounding the final result to the nearest decimal point, the approximate area under the curve of f(x) on the interval [0, 2] using the right rectangular approximation with four equal subintervals is approximately 12.3.

To approximate the area under the curve of the function f(x) = 3x² - 4x + 6 on the interval [0, 2] using a right rectangular approximation with four equal subintervals, we can follow these steps:

1. Divide the interval [0, 2] into four equal subintervals. The width of each subinterval will be (2 - 0) / 4 = 0.5.

2. Calculate the right endpoint of each subinterval. Since we're using a right rectangular approximation, the right endpoint of each subinterval will serve as the x-coordinate for the rectangle's base. The four right endpoints are: 0.5, 1, 1.5, and 2.

3. Evaluate the function f(x) at each right endpoint to obtain the corresponding heights of the rectangles. Plug in the values of x into the function f(x) to find the heights: f(0.5), f(1), f(1.5), and f(2).

4. Calculate the area of each rectangle by multiplying the width of the subinterval (0.5) by its corresponding height obtained in step 3.

5. Add up the areas of all four rectangles to obtain the approximate area under the curve.

Approximate Area = Area of Rectangle 1 + Area of Rectangle 2 + Area of Rectangle 3 + Area of Rectangle 4

Note: Since you requested rounding to the nearest, please round the final result to the nearest decimal point based on your desired level of precision.

To calculate the right rectangular approximation of the area under the curve of the function f(x) = 3x² - 4x + 6 on the interval [0, 2] with four equal subintervals, let's proceed as described earlier:

1. Divide the interval [0, 2] into four equal subintervals: [0, 0.5], [0.5, 1], [1, 1.5], [1.5, 2].

2. Calculate the right endpoints of each subinterval: 0.5, 1, 1.5, 2.

3. Evaluate the function f(x) at each right endpoint:

f(0.5) = 3(0.5)² - 4(0.5) + 6 = 2.75

f(1) = 3(1)² - 4(1) + 6 = 5

f(1.5) = 3(1.5)² - 4(1.5) + 6 = 6.75

f(2) = 3(2)² - 4(2) + 6 = 10

4. Calculate the area of each rectangle:

Area of Rectangle 1 = 0.5 * 2.75 = 1.375

Area of Rectangle 2 = 0.5 * 5 = 2.5

Area of Rectangle 3 = 0.5 * 6.75 = 3.375

Area of Rectangle 4 = 0.5 * 10 = 5

5. Add up the areas of all four rectangles:

Approximate Area = 1.375 + 2.5 + 3.375 + 5 = 12.25

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Madison is making a place mat. She divides it into 6 equal parts to colors. What is the name for the parts?

Answers

Answer:

6

Step-by-step explanation:

Based on the information given if She divided the place mat into 6 equal parts to color the name for the parts will be the 6 parts she divided to color reason been that division or separation of the place mat into 6 equal Parts to color means that the place mat that was divided by Madison into 6 equal parts have the same size or equal size .

Therefore the name for the parts will be 6.

When we divide a shape with each part has same size then all the parts are called as equal parts of a whole. Thus the name of equal parts of the mat made by the Madison is sixths.

Equal parts of a whole-

When we divide a shape with each part has same size then all the parts are called as equal parts of a whole.

For example, a shape is divided into two equal parts then the name of the equal parts is halves. If  a shape is divided into three equal parts then the name of the equal parts is thirds.

Here in the question, given-

The mad made by the Madison has 6 part.

The size and shape of each part is same.

When Madison divides the mat in 6 equal part of this mat than each part will have 1/6 part mat of the original size mat. As by the definition of the equal parts of a whole we can conclude that if a shape is divided into 6 equal parts then the name for the parts is sixths.

Hence, the name of equal parts of the mat made by the Madison is sixths.

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A group of 10 men who were recently diagnosed with testicular cancer recently gathered to share their feelings and provide mutual support. How many of these men will be alive to attend a group reunion in 5 years

Answers

5men because half of them would probably not make it

uppose the probability of an unsuccessful missile launch is 0.3. If missiles continue to be launched until an unsuccessful launch occurs, what is the probability that exactly 4 total launches will be performed (round off to first decimal place)

Answers

The probability that exactly 4 total launches will be performed until an unsuccessful launch occurs is approximately 0.0720 or 7.2%

The probability of exactly 4 total launches being performed until an unsuccessful launch occurs, we can use the geometric probability formula.

In this case, the probability of a successful launch (p) is 0.7 (since the probability of an unsuccessful launch is 0.3). We want to find the probability of 4 successful launches followed by an unsuccessful launch.

The probability of exactly 4 successful launches followed by an unsuccessful launch can be calculated as follows:

P(4 successful launches followed by an unsuccessful launch) = (p⁴) × (1-p)

P(4 successful launches followed by an unsuccessful launch) = (0.7⁴) × (1-0.7)

P(4 successful launches followed by an unsuccessful launch) = 0.7⁴ × 0.3

P(4 successful launches followed by an unsuccessful launch) = 0.2401 × 0.3

P(4 successful launches followed by an unsuccessful launch) ≈ 0.0720

Therefore, the probability that exactly 4 total launches will be performed until an unsuccessful launch occurs is approximately 0.0720 or 7.2%

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-4+5y=13
Find solution of the system of equations

Answers

Answer:

I think y=3.4

Step-by-step explanation:

how to find the square root of 100

Answers

The answer is 10 because 10 • 10 = 100.

help help help please thanks

help help help please thanks

Answers

Answer:

1/15   gal / mile   if your numbers are correct

Step-by-step explanation:

1/5   /   15/4     =   1/5  * 4 / 15 =  4/60 = 1/15

The perimeter of an isosceles triangle is 53 meters. If the base of the triangle is seven less than two times the congruent sides' lengths, find the dimensions of the triangle. (I also need an equation and work that is shown how you got the answer.)

Answers

533 idc thoughts heheh

1.what is the surface area of a cone with a radius of 5m and a slant height of 8m?

2.a box has a side of 9cm what is its surface area?

3.compute for the surface area of a cube with a side of 8cm

4.an aquarium has a length of 6m width of 10m and a height of 7m what is its surface area?

5.find the surface area of a rectangular prism with a length of 5cm width of 8cm and a height of 6cm

6.what is the surface area of a square pyramid with a side of 9cm and a height of 7cm.​

Answers

1. The surface area of a cone can be found using the formula: πr² + πrℓ, where r is the radius of the base of the cone, and ℓ is the slant height. Plugging in the values given, we get:

Surface area = π(5m)² + π(5m)(8m)
Surface area = π(25m²) + π(40m²)
Surface area = 25πm² + 40πm²
Surface area ≈ 188.5m²

Therefore, the surface area of the cone is approximately 188.5 square meters.

2. The surface area of a cube can be found using the formula: 6s², where s is the length of one side of the cube. Plugging in the value given, we get:

Surface area = 6(9cm)²
Surface area = 6(81cm²)
Surface area = 486cm²

Therefore, the surface area of the cube is 486 square centimeters.

3. The surface area of a cube can be found using the formula: 6s², where s is the length of one side of the cube. Plugging in the value given, we get:

Surface area = 6(8cm)²
Surface area = 6(64cm²)
Surface area = 384cm²

Therefore, the surface area of the cube is 384 square centimeters.

4. The surface area of a rectangular prism can be found using the formula: 2lw + 2lh + 2wh, where l is the length, w is the width, and h is the height of the prism. Plugging in the values given, we get:

Surface area = 2(6m)(10m) + 2(6m)(7m) + 2(10m)(7m)
Surface area = 120m² + 84m² + 140m²
Surface area = 344m²

Therefore, the surface area of the aquarium is 344 square meters.

sonia is walking in south direction after walking for 45 meters she takes a right turn and walks for another 28 meters she is at a distance of ____ meters from starting point

Answers

Answer:

53

Step-by-step explanation:

This is a nice pythagorean theorem practice question.

The pythagorean theorem is (not my definition): the sum of the squares on the legs of a right triangle is equal to the square on the hypotenuse

or otherwise known as: a^2 + b^2 = c^2

Taking a visual approach, if Sonia walks south 45 meters, the first leg will be 45 meters. Then she takes a left 28 meters, which is the second leg. Now you find the squares of those numbers and add them

45^2, or 45*45 is 2025

28^2, or 28*28 is 784

Now you add 2025 and 784 and find the square root.

2025+784 is 2809. Square root of 2809 is 53.

sonia is walking in south direction after walking for 45 meters she takes a right turn and walks for

In which direction must the graph of f(x) = 2* be shifted to produce the graph of g(x) = 2(x+8)?

А.up
B.right
C.left
D.down

In which direction must the graph of f(x) = 2* be shifted to produce the graph of g(x) = 2(x+8)?.upB.rightC.leftD.down

Answers

B sorry if wrong ....

there are 25 students in a class. ignoring the year of birth, what is the probability that three of them were born in the same month?

Answers

Probability that three of them were born in the same month is 8.8737104e-21.

Total students present in class = 25.

What is the probability such that three of them were born in the same month?

Numerous applications can be made of the mathematical computation of probability. Probability can be used, for instance, to forecast sales growth or to estimate the likelihood that a particular marketing strategy would be successful in attracting new clients. The probability of something happening can also be calculated using mathematical formulas.

The probability that an event will occur is determined by probability:

P(A) = f / N = favourable outcomes/ total number of outcomes.

Probability and odds are related, but probability determines what the odds are. Probability is required before calculating the likelihood of an event.

we have total 12 months in a year.

total sample space for 25 students = 12^25

3 studnets were born in same month

3 have to choose 1 month we have 12 ways. to choose.

22 have to choose remaining 11 months 22C11

P(A) = 12*22C11/12^25

= 8465184/12^25

=8.8737104e-21

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Need help on this please so confusing

Need help on this please so confusing

Answers

Answer:

x = 37 if im correct

Step-by-step explanation:

answer for ten points!

answer for ten points!

Answers

Answer:

try 1239128981441231241

Step-by-step explanation:

myra

3/4 of 8 = 6
Good luck and have a good day

On the day of a child's birth, a parent deposits $25,000 in a trust fund that pays 3% interest, compounded continuously. determine the balance in this account on the child's 26th birthday. (round your answer to two decimal places.)

Answers

well, on the child's 26th birthday that'll be 26 years later, so

\(~~~~~~ \textit{Continuously Compounding Interest Earned Amount} \\\\ A=Pe^{rt}\qquad \begin{cases} A=\textit{accumulated amount}\\ P=\textit{original amount deposited}\dotfill & \$25000\\ r=rate\to 3\%\to \frac{3}{100}\dotfill &0.03\\ t=years\dotfill &26 \end{cases} \\\\\\ A=25000e^{0.03\cdot 26}\implies A=25000e^{0.78}\implies A\approx 54536.81\)

✨✨ Easy points for those who are good at math ✨✨

 Easy points for those who are good at math

Answers

Answer:
Y=3/2x -5
Explanation:
-2y=10-3x

2y=-10+3x

Y=-5+3/2x

Y=3/2x-5

How many points on the graph represent a relative extreme value

How many points on the graph represent a relative extreme value

Answers

Answer:

only b so 1 point

Step-by-step explanation:

it is a relative or absolute maximum

Hope this helps! :)

A main task for members during the final session is to put into words what has transpired from __________.

Answers

The main task for members during the final session is to put into words what has transpired from the first to the final session.

What happens in the first session of group therapy?

The group's goals should be discussed during the first few meetings, then each member's personal goals should be covered. Even small toddlers can follow and take part in these dialogues. They must be aware that the emphasis will be on defining and exploring particular issues and themes.

What is the first therapy session called?

Over the years, I've discovered that assisting customers in comprehending what will occur during their initial meeting (often referred to as the "intake session") can be extremely beneficial in putting them at ease and beginning our partnership on a cordial and inviting note.

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The figure shows the layout of a symmetrical pool in a water park. What is the area of this pool rounded to the tens place

Answers

The area of the pool is 600 square units rounded to the tens place.

The area of the symmetrical pool in the water park can be determined by finding the product of its length and width. From the given figure, it appears that the length of the pool is approximately 30 units and the width is approximately 20 units.

To find the area, we multiply the length and width:

Area = length × width

Area = 30 units × 20 units

Area = 600 square units

Rounding to the tens place means we want to round the area to the nearest multiple of 10. In this case, the area of 600 square units would round to 600.

Therefore, the area of the pool rounded to the tens place is 600 square units.

To summarize:

- The length of the pool is approximately 30 units.
- The width of the pool is approximately 20 units.
- The area of the pool is 600 square units rounded to the tens place.

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This is Anya's solution for the equation x ^ 2 - 6x - 7 = 0 Is her solution correct ? Explain your answer in detail points ANSWER AND EXPLANATION:​

This is Anya's solution for the equation x ^ 2 - 6x - 7 = 0 Is her solution correct ? Explain your answer

Answers

Answer:

x = 7

x = -1

Step-by-step explanation:

She solved through completing square so we will go through another way

x²-6x-7=0x²-7x+x-7=0x(x-7)+1(x-7)=0(x+1)(x-7)=0x=-1 or 7

She's wrong

She did error at 5 the step

(x-3)²=16x-3=±4x=7 or -1

Which equation has the solution x = 4?

Which equation has the solution x = 4?

Answers

Answer:

C

Step-by-step explanation:

Put x as 4.

4 + 8 = 3(4)

12 = 12

True.

The equation that has the solution x = 4 is x + 8 = 3x.

Given that,

The x = 4.

Based on the given options,

(a) 4x = 20

Now if we put x value in the equation

Put x as 4

So

4x = 20

4(4) = 20

8 = 20

(b)

x ÷ 2 = 8

4 ÷ 2 = 8

2 = 8

(c)

x + 8 = 3x

(4) + 8 = 3(4)

12 = 12

Therefore we can conclude that the equation that has the solution x = 4 is x + 8 = 3x.

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High school geometry. help is needed, please and thank you.

Answers

What do you need help with?

Someone help please!!

Someone help please!!

Answers

Answer:

Step-by-step explanation:

3x + 153x - 15-3x - 15-3x + 1515 + 3x15 - 3xx² + 5x10x - 2x² + 2xy

hope it helps:)

Ben has 9 packs of balloons. He has 54 balloons in all. How many balloons are in each pack?

Answers

Answer:

6 balloons in each pack

Step-by-step explanation:

54 divided by 9 is 6

finding the distance between two points (-4,-3),(6,1)​

Answers

Answer:

√16 or 10.77033

Step-by-step explanation:

distance formula

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I WILL MARM BRAINIEST TO WHOEVER IS CORRECT!!! Solve the following system of equations graphically on the set of axes below. 1 ex- 4 y y = -x__17 Plot two lines by clicking the graph. Click a line to delete it. Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; or abridging the freedom of speech, or of the press; or the right of the people peaceably to assemble, and to petition the Government for a redress of grievances.This is an excerpt from