What is the correlation coefficient r for the data set?



Enter your answer to the nearest hundredth in the box.

r=



x y
25 240
26 242
27 230
28 229
28 220
28 219
29 200
30 202
31 184
32 180

I think its -0.95 but im not sure. please explain

Answers

Answer 1

Answer:

c

Step-by-step explanation:


Related Questions

A restaurant offers $12 dinner specials that has 6 choices for an appetizer, 10 choices for an entree, and 3 choices for dessert. How many different meals

Answers

Answer:

19

Step-by-step explanation:

Give the slope between the points. Answer

Answers

Answer:

With the given points your slope would be -5/4.
The answers to this question is -4/5

Lorenzo increases all the prices on his restaurant menu by 8%
Before the increase, the price of a dessert was £4.25
Work out the price of the dessert after the increase.

Answers

Answer:

4.59

Step-by-step explanation:

The question requires the price of the desert after the increase

price of the dessert after the increase is £4.59

Price before increase = £4.25

Percentage increase = 8%

Amount of increase = 8% of 4.25

= 8/100 × 4.25

= 0.08 × 4.25

= £0.34

Price after increase = Price before increase + Amount of increase

= £4.25 + £0.34

= £4.59

Read more:

https://brainly.com/question/24273555

Joe, Kent, Bryan and Julie scored an average of 63 mark in Mathematics test. If we know that Julie's score qas 25% of Joe's score. Bryan scored 10 more marks thsn Joe and Kent scored 18 fewer marks than Joe. What is the total score of kent and bryan?​

Answers

J = Julie
B = Bryan
O = Joe
K = Kent

(J + B + O + K) / 4 = 63

J = .25O
B = O + 10
K = O - 18

Substitute:
((.25O) + (O + 10) + O + (O - 18)) / 4 = 63
(3.25O - 8) / 4 = 63
3.25O - 8 = 252
3.25O = 260
O = 80

K = O - 18
K = 80 - 18
K = 62

B = O + 10
B = 80 + 10
B = 90

Therefore,
B + K = 152

Connor works in a department store selling clothing. He makes a guaranteed salary of $300 per week, but is paid a commission on top of his base salary equal to 5% of his total sales for the week. How much would Connor make in a week in which he made $2175 in sales? How much would Connor make in a week if he made xx dollars in sales?

Earnings when selling $2175:??

Earnings when selling $x: ??

Answers

Answer:

[tex]Earnings = 308.75[/tex] ---- (a)

[tex]Earnings = 300 + 0.05x[/tex] -- (b)

Step-by-step explanation:

Given

[tex]Base\ Salary = 300[/tex]

[tex]Commission = 5\%[/tex]

Solving (a): Sales of $2175 in a week.

His total earnings is calculated as thus:

[tex]Earnings = Base\ Salary + Commission * Sales[/tex]

[tex]Earnings = 300 + 5\% * 2175[/tex]

[tex]Earnings = 300 + 108.75[/tex]

[tex]Earnings = 308.75[/tex]

Solving (b): Sales of $x in a week.

His total earnings is calculated as thus:

[tex]Earnings = Base\ Salary + Commission * Sales[/tex]

[tex]Earnings = 300 + 5\% * x[/tex]

Convert percent to decimal

[tex]Earnings = 300 + 0.05 * x[/tex]

[tex]Earnings = 300 + 0.05x[/tex]

If f(x) = x, find the simplified form for the following inputs:


b) f(x) + 2

c) 1/2f(x)

d) 2( f (x) ) +3

Answers

Answer:

Step-by-step explanation:

Is there another part to the question? Maybe the original function?

A bakery bakes 68 batches of 56 cupcakes each week. How many individual cupcakes do they make each week?

Answers

Answer:3808 cupcakes

Step-by-step explanation: 56 times 68

The ratio of cups of sugar to gallons of lemonade is 3 cups to 1 gallon. How many cups of sugar are needed to make
5 gallons of lemonade?

Answers

Answer:

15 cups of sugar

Step-by-step explanation:

A bag contains two coins, one for which the probability of heads is equal to 1 and one for which the probability of heads is equal to p. A coin is selected at random, and three independent tosses of this coin result in three heads. What is the probability that a further independent toss of this coin will produce a head?a. p4/1 + p3.b. p3 - p2/1 + p3.c. p3/1 - p.d. 1/1 + p3.e. 1 + p4/1 + p3.

Answers

Answer: Option E is the correct answer; (1 + p⁴) / (1 + p³)

Step-by-step explanation:

P (3 head) = P(first and 3 heads) + P(second coin and 3 heads)

= (1/2)×1³ + (1/2)× p³ = (1/2) × (1 + p³)

therefore P(first coin given 3 heads) = (1/2)×1³/ ((1/2)×(1 + p³))

= 1 / (1 + p³)

Also P( second coin given 3 heads) = p³ /(1 + p³)

therefore P(4th toss in heads given first 3 are heads)  will be;

= P(first and 4th toss heads) + P(second and 4th toss heads)

=(1/( 1 + p³ )) × 1 + p³ / (1+p³) × p

= (1 + p⁴) / (1 + p³)

Therefore Option E is the correct answer

15. Find all polar coordinates of point P where P= (1, -pi/6). (5 points)

Answers

Answer:

Step-by-step explanation:

what is -6(-4d-8.3+3d)

Answers

Answer:

6d+49.8

If looking for d=8.316 but 6 is repeated

Step-by-step explanation:

Answer:

6 d+49.8

Step-by-step explanation:

I simplify

12.
Name the coefficients in the expression 4x + 9- y.
9
O
4,9,0
0
4, -1
OR

Answers

Answer:

4, 9, and -1

Step-by-step explanation:

Please give me brainliest

Answer:

4x+9-y

The 4 is your coefficient. X and Y are your variables and 9 is your constant.

y=0.4x

A.0
B.1/4
C.0.4
What is the slope of the equation? NEED THIS ASAP

Answers

Answer: C. 0.4 is the answer.

There are two people in Sophia's class of 25 named Michael. She infers that 8% of people in the U.S. are named Michael. What is
wrong with Sophia's conclusion?

A)Nothing is wrong with Sophia's conclusion. 2/25=0.08, which is 8%.

B)Sophia used a convenience sample, so it is not an accurate representation
of the population.

C)Sophia should have only looked at a percentage of the males in her class
with the name Michael

D)Sophia's sample was too small; she should have counted all the people
named Michael in her entire school.

Answers

Answer:

B

Step-by-step explanation:

Its either between B or D but B is the most correct

BRINALIEST PLS

Answer:

B: Sophia used a convenience sample, so it is not an accurate        representation of the population.

Step-by-step explanation:

I got it correct on USATestPrep

Hope this helped!

From: Aug1e

If sally has 90000000 apples and gives her freind sophie 1900 of them , and keeps 900 apples for her self hown many apples did she give to charity?1

Answers

Answer: 89,998,910

Step-by-step explanation: if she gives 1900 away and keeps 900 then I’m assuming she gives the rest away to charity and that would be 89,998,910 apples

Answer:

She gave 89997200 apples to charity

Step-by-step explanation:

90000000 - 1900 - 900 = 89997200

or

90000000 - (1900 + 900) = 89997200

48494vcxbdfx sbs≥lol

Answers

Answer:

:D

Step-by-step explanation:

have a nice day and I really hope this isn't a genuine question

What is the equation for the line that passes through (3, 2) and has a slope
equal to 1/3

Answers

Answer:

y=1/3x+1

Step-by-step explanation:

If a bug can flap its wings at a rate of 77 times in 9 seconds, how many times do they flap their wings in 1.119 minutes? Round to 1 decimal.

Answers

I believe it is 957.4


Mr. Carson makes $21.50 an hour. He works 8 hours a day and works 5 days a week.

Answers

Answer:

$860

Step-by-step explanation:

21.50 times 8 = 172

172 times 5 = 860

CallmeCarson lol

Answer:

860$

Step-by-step explanation:

In order to find the answer to this question you need to multiply the amount of hours Carson worked to the amount of days he worked and then you need to multiply that by the amount he gets paid per hour.

[tex]21.50 = ph[/tex]

[tex]hours=8[/tex]

[tex]days = 5[/tex]

[tex]8\times5=40[/tex]

So he worked 40 hours a week

[tex]40 \times21.50 = 860[/tex]

Therefore Mr.Carson has made 860$ that week.

Hope this helps.

Please help!!!!! Ty!!!!

Answers

Answer:

3000 + 250x = his monthly pay

Step-by-step explanation:

x=how many cars he sells


which expression is equivalent to 40x^2 square root x^12 ÷ 10^2 square root 29x^8, if x does not equal 0?​

Answers

The expression that is equivalent to the given expression is 10(2x)².

Equivalent expression

The equivalent expression is obtained by simplifying the given expression as shown below;

40x², where, x ≠ 0

expand the expression as follows;

40x² = (10 x 4)x²

        = (10 x 2²)x²

        = 10(2²x²)

        = 10(2x)²

Thus, the expression that is equivalent to the given expression is 10(2x)².

Learn more about equivalent expression here: https://brainly.com/question/2164351

Answer: 4x^2 sqrt(29) / 29

Step-by-step explanation:

13. Much of the allure that cricket has is due to the fact that it is a ..... sport.
. A. lucrative
B. controversial
C. celebrity
D. useful​

Answers

Answer:

A. Lucrative

Step-by-step explanation:

Answer:

A. Lucrative

Step-by-step explanation

(Mark as brainliest answer)

Find the sum
1/3(9-6m) + 1/4(12m-8)

Answers

Answer:

1+m

Step-by-step explanation:

$120 less than half of d dollars

Answers

Answer:

[tex]\frac{d}{2} - 120[/tex]

Step-by-step explanation:

You work backwards:

Half of d dollars is d/2. Then you take 120 less than that, which means you are subtracting.

Answer:

1/2d-120

Step-by-step explanation:

Alright.

d=amount of money

1/2d=half of the amount of money

1/2d-120=half of the money minus 120



Sandy has around $245 in her pocket but she thinks she could have up to $25 more or $25 less. Write and solve an absolute value equation that can show the maximum and minimum amount of money that Sandy has in her pocket.

Answers

Answer:

The absolute value equation is |x - 245| = 25The maximum amount of money in Sandy's pocket is $270The minimum amount of money in Sandy's pocket is  $215

Step-by-step explanation:

The absolute value equation for the amount of money in Sandy's pocket is given as;

|x - 245| = 25

The equation for the maximum amount of money in Sandy's pocket is given as;

x - 245 = 25

x = 25 + 245

x = $270

The equation for the minimum amount of money in Sandy's pocket is given as;

x - 245 = -25

x = -25 + 245

x = $215

Find the values of x and y in the equation below.

Answers

Answer:

The answer is a^6 b^18

Step-by-step explanation:

could someone please help me with #2? Thank you :)

Answers

Answer:

The answer is B.

Step-by-step explanation:

4 is a multiple of 2, which explains the reasoning of answer choice B.

Answer choice A is wrong because 2 is Not a multiple of 4.

Answer choices C and D are incorrect because it takes multiple steps to solve for x and substitute into the other equation. They claim that it takes on step to solve for x, but it would take 2 steps to solve for x.

#teamtrees #WAP (Water And Plant)

26. (02.08)
Which of the following represents the area of a rectangle whose length is x + 4 and whose width is x - 9?
x2-36
x2+ 5x - 36
x²-5x - 36
x2+ 36x- 5

Answers

Answer:

X^2 -5x -36

Step-by-step explanation:

formula of an area of a rectangle: ab

a-length

b-width

(x+4)*(x-9) = x^2 -5x -36

Q14.
Solve the simultaneous equations
2x - 3y = 24
6x + 2y = -5
landimorament

Answers

-3y=24-2x
2y=-5-6x

-y=8-2/3x y=-8+2/3x
y=-5/2-3x

-8+2/3x=-5/2-3x
-8+5/2=-3x-2/3x
-11/2= -11/3x
x=3/2
hope it helps!!!

Enter the range of values for x:​

Answers

Answer:

¿¿¿???

Step-by-step explanation:

first what is the question no only x = i didn´t see your computer

Answer:

yeah i don't see anything

Step-by-step explanation:

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