Question
Gabriel and Raj were running a lemonade stand at the local park. They decided to pay their sister to operate the stand. The
following values represent the profit y after a hours of the stand being open.
Using a calculator or statistical software, find the linear regression line for the data.
Enter your answer in the form y = mx +b, with m and b both rounded to two decimal places.
Provide your answer below:
y=x+
[
X
1
2
3
4
5
6
7
y
3.58
5.18
6.24
7.97
7.09
8.31
11.33

QuestionGabriel And Raj Were Running A Lemonade Stand At The Local Park. They Decided To Pay Their Sister

Answers

Answer 1

The linear regression equation for the data is given by:

y = 1.08x + 2.76.

How to find the equation of linear regression using a calculator?

To find the equation, we need to insert the points (x,y) in the calculator.

For this problem, the points (x,y) are given as follows:

(1, 3.58), (2, 5.18), (3, 6.24), (4, 7.97), (5, 7.09), (6, 8.31), (7, 11.33).

Inserting these points into a calculator, the linear regression equation for the data is given by:

y = 1.08x + 2.76.

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Related Questions

Can someone please help me

Can someone please help me

Answers

Here is the answer. Hope I got the answer right
Can someone please help me

What is the slope of Y= -3x + 2

Answers

Answer:

m = -3

Step-by-step explanation:

Slope-Intercept Form: y = mx + b

m = slope

b = y-intercept

We are given the equation y = -3x + 2. Therefore, our slope is -3 and our y-int is 2.

Answer:

-3

Step-by-step explanation:

X  |  Y

0  ,   2

2/3 , 0

Y intercept: 0,2

3/8 plus 5/6 divided by 5 A. 4 13/25 B.3/14 C.13/24 D.2 3/8 HELP NOW !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

Step-by-step explanation:

Try working this out with decimals

3/8 = 0.375

5/6 = 0.833     Add these

Total = 1.20833

Now divide by 5

1.20833/5

.24166

I think I would use this as my answer, but if you want fractions ...

3/8 + 5/6      The common denominator is 24

3*3/3*8 = 9 / 24

5*4/6*4 = 20/24

9/24 + 20/24 = 29/24

Now divide by 5

==================

29 / 24 // 5/1                      Invert the denominator and multiply

29/24 * 1/5 = 29/120      

Does that equal the decimal result that we got?

29/120 = .24166 which is the same thing. The fractions are a little harder to handle than the decimals.

8 1/2 - 6 1/4 please subtract

Answers

Answer:

2.25

Step-by-step explanation:

8.5-6.25

(8-6)+(0.5-0.25)

2+0.25

2.25

Answer:

2.25 or 9/4 is the answer

Hope this helps

A 5-pack of tickets to the zoo costs $51.90. What is the unit price?

Answers

Answer:I think it is 10.38 not 100%

Step-by-step explanation:

you divide 51.90 by 5

Answer:

$10.38

Step-by-step explanation:

5pack= $51.90

1 pack = $51.90÷5

= $10.38

Using the quote, "Those of us on the margins wonder if our stories matter" what is the significance of the quoted text?

Answers

The significance of the quoted text is to illustrate the less privileged in an overwhelmingly crowded and disordered chronological reality.

What is a quote?

Quote means to cite something as a form of proof. It has several other senses as a verb and a noun. It should be noted that to quote something or someone is to repeat the exact words they said or to recite the exact words written in a book.

Great speakers often quote other inspiring people when making speeches. When you quote, you include the words and ideas of others in your text exactly as they have expressed them.

You signal this inclusion by placing quotation marks (“ ”) around the source author's words and providing an in-text citation after the quotation.

In this case, the significance of the quoted text is to illustrate the less privileged in an overwhelmingly crowded and disordered chronological reality. A quotation is the repetition of a sentence, phrase, or passage from speech or text that someone has said or written.

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3 friends split $55.00 evenly

Answers

Answer:

18.

Step-by-step explanation:

Answer:

We divide right? if yes then great!

18 remainder 3 so 18.3

bob bought three more then twice as many apples as Kathy. Together they ought 15 apples. How many did each of them buy?​

Answers

Answer:

Kathy bought 4 and Bob bought 11.

Step-by-step explanation:

since we already know he bought 3 more than her we can subtract 3 from 15 which is 12, since he bought twice more than her we can divide 12 by 3 which is 4. Multiply by 2 and you get 8, and when you add it to the subtracted 3 you get 11. So she bought 4 and he bought 11

A cylindrical vase has a diameter of 6 inches. At the bottom of the vase, there are 7 marbles, each of diameter 3 inches. The vase is filled with water up to a height of 12 inches. Which of the following could be used to calculate the volume of water in the vase?
π(12in)2(3in) − 7(four over threeπ(1.5in)3)
π(3in)2(12in) − 7(four over threeπ(1.5in)3)
π(12in)2(3in) − 1.5(four over threeπ(7in)3)
π(3in)2(12in) − 1.5(four over threeπ(7in)3)

Answers

Answer:

Step-by-step explanation:

Vase:

h = 12 in

r = diameter/2 = 6/2 = 3 in

Volume of vase = πr²h

                            = π(3)²*12

Marbles:

r = 3/2 = 1.5 in

\(Volume \ of \ marbles = \dfrac{4}{3}\pi r^{3}\\\\\\Volume \ of \ 7 marbles=7*\dfrac{4}{3}\pi (1.5)^{3}\)

Volume of water = Volume of vase - volume of 7 marbles

                            \(= \pi (3)^{2}*12 - 7*\dfrac{4}{3}\pi (1.5)^{3}\)

Answer:

second choice

Step-by-step explanation:

the volume of water in the vase

= volume of the vase up to the height 12 inches - volume of 7 marbles

= π(6/2)²(12) - 7(4/3)π(3/2)³

so answer is the second choice

Carns Company is considering eliminating its Small Tools Division, which reported a loss for the prior year of $205,000 as shown below. Segment Income (Loss) Sales $ 1,430,000 Variable costs 1,295,000 Contribution margin 135,000 Fixed costs 340,000 Income (loss) $ (205,000) If the Small Tools Division is dropped, all of its variable costs are avoidable, and $119,000 of its fixed costs are avoidable. The impact on Carns’s income from eliminating the Small Tools Division would be: Multiple Choice

Answers

The impact on Carns Company's income from eliminating the Small Tools Division would be a decrease of $1,209,000.

To determine the impact on Carns Company's income from eliminating the Small Tools Division, we need to consider the avoidable costs associated with the division.

The avoidable costs include all of the variable costs of the division and a portion of the fixed costs that are specifically related to the Small Tools Division. In this case, the variable costs of the division are $1,295,000, and $119,000 of the fixed costs are avoidable.

To calculate the impact on income, we subtract the avoidable costs from the loss reported by the division:

Impact on income = Loss - Avoidable costs

Impact on income = $205,000 - ($1,295,000 + $119,000)

Impact on income = $205,000 - $1,414,000

Impact on income = -$1,209,000

The negative sign indicates a decrease in income.

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At a sports event, a fair coin is flipped to determine which team has possession of the ball to start. The coin has two sides, heads, (H), and tails, (T). Identify the correct experiment, trial, and outcome below: Select all that apply: a. The experiment is identifying whether a heads or tails is flipped. b. The experiment is flipping the coin c. A trial is flipping a heads. d. A trial is one flip of the coin. e. An outcome is flipping a tails. f. An outcome is flipping a coin once.

Answers

The correct answer about experiment, trial, and outcome is

a. The experiment identifies whether a head or tail

b. The experiment is flipping the coin  

d. A trial is one flip of the coin  

 

Experiment:

An experiment in probability is a process or activity that involves observing or measuring an outcome or event, in order to determine the likelihood or probability of certain outcomes.

Outcome:

In probability, an outcome refers to a possible result that can occur from an experiment or event. It is one of the possible outcomes that can happen, and it may be a single result or a set of results.

Trial

In probability, a trial is a single repetition of an experiment or event. It is the process of observing or measuring the outcome of an event or experiment once.

Here we have

At a sports event, a fair coin is flipped to determine which team has possession of the ball.

The coin has two sides, heads, (H), and tails, (T).  

From the given options correct answers are

a. The experiment identifying whether a head or tail is flipped is correct because the experiment is to determine which side of the coin will be facing up after the coin is flipped, either heads (H) or tails (T).

b. The experiment is flipping the coin is correct because the experiment involves physically flipping the coin.

d. A trial is one flip of the coin is correct as a trial is defined as a single performance of an experiment, in this case, flipping the coin once.  

Therefore,

The correct answer about experiment, trial, and outcome is

a. The experiment identifies whether a head or tail

b. The experiment is flipping the coin  

d. A trial is one flip of the coin  

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A photograph with a width of 5 inches and a length of 7 inches will be enlarged so that the length is 56 inches. What will the width equal?
A. 35 inches
B. 40 inches
C. 92 inches
D. 180 inches

Answers

B I thank that while help

Answer: B is the answer

Step-by-step explanation:

23 points see attachment below

23 points see attachment below

Answers

Answer:

-3

Step-by-step explanation:

The top left box on the x axis is negitive 3

Divide. 4–3 43 4–4 44

Answers

Answer:

the answer is c on edge

Step-by-step explanation:

the second part is A-1/256

Answer:

C. \(4^{-4}\)

A. \(\frac{1}{156}\)

Step-by-step explanation:

edge 2021


Given that the triangle ABC is at A=(-1,5) B=(1, 1) C = (2, 3), and if the triangle is
reflected across the line x = 4, find the new position of point C'.

Answers

Answer: (6,3)

Step-by-step explanation:

Since C is 2 units from the line of reflection, and it lies on the left of the line of reflection, C' will lie 2 units to the right of the line of reflection.

Therefore, C'=(6,3).

Are ∆ ABD and ∆ ACD congruent to each other?

Answers

Yes, the triangles ∆ ABD and ∆ ACD are congruent by the ASA (Angle Side Angle) Congruence Rule.

Given,  ∆ ABD and ∆ ACD are two triangles

we have to find that if the triangles are congruent or not.

In  ∆ ABD and ∆ ACD,

∠BAD = ∠CAD (Given)

AD = AD (Common)

∠BDA = ∠CDA (Given)

So, by ASA Congruence Theorem both the triangles  ∆ ABD and ∆ ACD are congruent.

Therefore,  ∆ ABD ≅ ∆ ACD (By ASA Rule)

Hence, Yes, the triangles ∆ ABD and ∆ ACD are congruent by the ASA (Angle Side Angle) Congruence Rule.

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Suppose Đ1 and Đ2 are known to be complementary. If mÐ1 = 20, then mÐ2 =
0 20
O 70
0 340
0 160

Answers

Answer:

70

Step-by-step explanation:

complementary angles are 2 angles that add up to 90, the first angle is already 20 so just subtract 90-20 to find other angle

NO LINKS!!!
1. If each spinner is spun once, what is the probability that both spinners show the same color?
2. If each spinner is spun once, what is the probability of getting a red-blue combination?

NO LINKS!!!1. If each spinner is spun once, what is the probability that both spinners show the same

Answers

Answer:

\(\sf 1. \quad \dfrac{3}{8}\)

\(\sf 2. \quad \dfrac{7}{24}\)

Step-by-step explanation:

Spinner 1

Spinner 1 is divided into 6 congruent sections.

There are 3 red sections, 2 blue sections and 1 yellow section.

Therefore, the probability of spinning each of the three colors is:

    \(\bullet \quad \sf P(R_1)=\dfrac{3}{6}=\dfrac{1}{2}\)

    \(\bullet \quad \sf P(B_1)=\dfrac{2}{6}=\dfrac{1}{3}\)

    \(\bullet \quad \sf P(Y_1)=\dfrac{1}{6}\)

Spinner 2

Spinner 2 is divided into 3 sections of differing sizes.

The red section is half of the spinner. The blue and yellow sections are quarters of the spinner.

Therefore, the probability of spinning each of the three colors is:

    \(\bullet \quad \sf P(R_2)=\dfrac{1}{2}\)

    \(\bullet \quad \sf P(B_2)=\dfrac{1}{4}\)

    \(\bullet \quad \sf P(Y_2)=\dfrac{1}{4}\)

Question 1

If each spinner is spun once, then:

The probability that both spinners both show red is:

\(\sf P(R_1)\;and\;P(R_2)=\dfrac{1}{2} \times \dfrac{1}{2}=\dfrac{1}{4}\)

The probability that both spinners both show blue is:

\(\sf P(B_1)\;and\;P(B_2)=\dfrac{1}{3} \times \dfrac{1}{4}=\dfrac{1}{12}\)

The probability that both spinners both show yellow is:

\(\sf P(Y_1)\;and\;P(Y_2)=\dfrac{1}{6} \times \dfrac{1}{4}=\dfrac{1}{24}\)

Therefore, the probability that both spinners show the same colour is:

\(\sf P(R_1\;\&\;R_2)\;or\;P(B_1\;\&\;B_2)\;or\;P(Y_1\;\&\;Y_2)=\dfrac{1}{4}+\dfrac{1}{12}+\dfrac{1}{24}=\dfrac{9}{24}=\dfrac{3}{8}\)

Question 2

If each spinner is spun once, the probability of getting a red from spinner 1 and a blue from spinner 2 is:

\(\sf P(R_1)\;and\;P(B_2)=\dfrac{1}{2} \times \dfrac{1}{4}=\dfrac{1}{8}\)

The probability of getting a blue from spinner 1 and a red from spinner 2 is:

\(\sf P(B_1)\;and\;P(R_2)=\dfrac{1}{3} \times \dfrac{1}{2}=\dfrac{1}{6}\)

Therefore, the probability of getting a red-blue combination is:

\(\sf P(R_1\;\&\;B_2)\;or\;P(B_1\;\&\;R_2)=\dfrac{1}{8}+\dfrac{1}{6}=\dfrac{7}{24}\)

Write these fractions as percentage 2/3

Answers

1/3= 33.3%
Therefore 2/3 is 66.6%

Answer: 66%

Step-by-step explanation: To convert a fraction to a percentage, divide the top number by the bottom number. For example, \(\frac{1}{4}\) is 25% because if divide them, (1÷4=0.25) then we get 25%. So, for this problem, we solve 2÷3, which equals 0.66, or 66%.

hope this helps!

please give brainliest!

HELP ME QUICK FIND THE AREA ILL MARK BRAINLY

HELP ME QUICK FIND THE AREA ILL MARK BRAINLY

Answers

Answer:

6 square centimeters

Step-by-step explanation:

Answer:

6

you need to multiply base and height, i forget the actual terms, hope this helps

Complete the statement describing the key features of function h. Function h has an x-intercept of -3, an x-intercept of 0, an x-intercept of 1, no x-intercept and a y-intercept of -3, 0, 1. The function is positive for x>-3, x>0, x>1, all x and increasing, decreasing on all intervals of x. The average rate of change for the function on the interval [0,2] is 4.5, 7.5, 9, 15. Saved the answer

Complete the statement describing the key features of function h. Function h has an x-intercept of -3,

Answers

The answer for blanks in statements are, an x-intercept of 1 , -3, x>1 , increasing , 7.5.

Describe Function?

Many mathematical and real-world phenomena are described by functions. Modeling real-world occurrences like population increase, interest rates, or physical motion is frequently done using them. There are many distinct features that functions can have, including continuity, differentiability, and periodicity. Functions can also be linear or nonlinear.

The domain and range of functions are crucial components. The set of all potential input values makes up the domain of a function, whereas the set of all possible output values makes up the range. The behaviour of a function, such as whether it is increasing, decreasing, or constant, can also be used to categorize it. A function's graph shows the relationship between its input and output values graphically.

Function h has an x-intercept of 1 and a y-intercept of -3.  The function is positive for x>1 and increasing on all intervals of x. The average rate of change for the function on the interval [0, 2] is 7.5

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Please answer this thank you

Please answer this thank you

Answers

Answer:

I think it's the 1st one: (0,8) (-12,0)

3. What is the slope of the line through the points (2, 5) and (6, 13)?

Answers

Answer:

m = 2

Step-by-step explanation:

\(m=\frac{rise}{run}=\frac{13-5}{6-2}=\frac{8}{4}=\boxed{2}\)

Hope this helps.

HELP ! Use substitution to solve each system of equation , with checks

HELP ! Use substitution to solve each system of equation , with checks

Answers

I found this when I searched .

HELP ! Use substitution to solve each system of equation , with checks

if you borrow $1,000 for 4 years at an annual interest rate of 8% what is e total amount of money you will pay back

Answers

The total amount of money you will pay back when borrowing $1,000 for 4 years at an annual interest rate of 8% with annual compounding is $1,360.50.

How does compound interest work?

The interest you receive is referred to as compound interest. Using simple math, you can see how this works: if you have $100 and it generates 5% interest annually, you will have $105 at the end of the first year.

According to the given information:

A = P*(1 + r/n)\(^(^n^*^t^)\)

A is the total amount

P is the principal (initial amount borrowed), which is $1,000 in this case

r is the annual interest rate expressed as a decimal, which is 0.08 (8%)

n is the number of times the interest is compounded per year, which is usually 12 (monthly compounding) or 1 (annual compounding)

t is the time in years, which is 4 in this case

Assuming that the interest is compounded annually (n=1), we can plug in the values and simplify:

A = 1000*(1 + 0.08/1)¹⁴

= 1000(1.08)⁴

= 1000*1.3605

= $1,360.50

the total amount of money you will pay back when borrowing $1,000 for 4 years at an annual interest rate of 8% with annual compounding is $1,360.50.

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Find the angle mesasure that is not given

Find the angle mesasure that is not given

Answers

The angle is 30

Because a right angle is 90 and 90-60=30

Plz giv brainlyest bro

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Jenny puts 8 stickers on each page of her notebook she uses 72 stickers in. which equation can be used to find the number of pages of stickers in Jennys notebook

Answers

8 times(x)=72 , is what i believe it is

Determine whether the stated causal connection is valid. If the causal connection appears to be​ valid, provide an explanation. Test grades are affected by the amount of time and effort spent studying and preparing for the test. Choose the correct answer below

a. The causal connection is valid. Students who spend more time and effort studying will be able to memorize more​ information, so their test grades will be higher.
b. The causal connection is valid. Students who spend more time and effort studying tend to be​ smarter, so their test grades are higher.
c. The causal connection is valid. When students spend more time and effort studying for a​ test, their test grades tend to be higher.
d. The causal connection is not valid.

Answers

Answer:

A. The causal connection is valid. Students who spend more time and effort studying will be able to memorize more​ information, so their test grades will be higher.

Step-by-step Explanation:

The causal connection between the test grades of students and the amount of time and effort spent the students spend in studying and preparing for the test appears to be valid. This is valid because students who spend more time and effort studying would most likely be able to memorize more information of which they are most likely to come by in the test they take. Invariably, they'd be able to easily recall what they've memorize and give the right answers to the questions they are asked in the test, and this definitely will earn them higher test grades.

What Ln(z) is answer????!!

 What Ln(z) is answer????!!

Answers

Write z in exponential form:

\(z=1-i=\sqrt2 e^{-i\frac\pi4}\)

Then taking the logarithm, we get

\(\mathrm{Ln}(z)=\ln(\sqrt2) + \ln e^{-i\frac\pi4} = \boxed{\ln(\sqrt2)-\dfrac\pi4i}\)

so a is the correct answer.

A common aspect ratio for computer screens today is width : height = 16 : 9. The advertised size of a screen is given by the measure of its diagonal. Measure the width, height, and diagonal of at least three screens (computers, tablets, phones) in your home. Are they similar? How do you know? Are any of your screens congruent? If so, what postulates prove it? List your measurements and describe your findings carefully.

Please follow these guidelines for your discussion posts:

Write at least 150–300 words.

Answers

A common aspect ratio for computer screens is 16:9, which means that for every 16 units of width, there are 9 units of height. This aspect ratio is also used on many televisions and mobile devices.

How to explain the ratio?

If a screen has an aspect ratio of 16:9, the width and height will be similar on all screens with this aspect ratio. However, the diagonal measurement will vary depending on the size of the screen.

Congruent screens are two or more screens that have the same dimensions. Two screens are congruent if and only if corresponding sides are equal and corresponding angles are equal. This can be proven using the postulates of congruence, such as the SSS (Side-Side-Side) postulate or the SAS (Side-Angle-Side) postulate.

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