Choose all values of the correlation coefficient, r, that indicate a strong, but not perfect, linear association between two variables.
A r=-0.85
B. r=-0.10
C. r= 0.15
D. r=0.90
E r= 1.00

Choose All Values Of The Correlation Coefficient, R, That Indicate A Strong, But Not Perfect, Linear

Answers

Answer 1

Answer:

D. r = 90

A. r = -0.85

Explaination:

• r = 1 is perfect and strong.

• So r = 90 is strong but not perfect.

• Same with -0.85, but as negative.

Answer 2

-0.85, and 0.90 indicate a strong relationship between the two variables but not a perfect linear association between the two variables option (A) and (D) are correct.

What is correlation?

It is defined as the relation between two variables which is a quantitative type and gives an idea about the direction of these two variables.

We have a value of correlation coefficients.

We know when the correlation coefficient r is 1 then we can say the relation between two variables is perfect and strong.

When the value of correlation coefficients lies between 0.8 to 1 the relation between two variables is said to be strong.

Similarly when the value of correlation coefficients lies between -0.8 to -1 the relation between two variables is said to be strong.

For the r = -0.85, this indicates a strong relationship but is not perfect.

For the r = -0.10 this indicates a weak relationship but is not perfect.

For the r = 0.15 this indicates a weak relationship but is not perfect.

For the r = 0.90 this indicates a strong relationship but is not perfect.

For the r = 1 this indicates a strong relationship and perfect.

Thus, -0.85, and 0.90 indicate a strong relationship between the two variables but not a perfect linear association between the two variables option (A) and (D) are correct.

Learn more about the correlation here:

brainly.com/question/11705632


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The answer is 2.
it’s adding 2 everytime!

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A.4+(-7)=-3
B. -5+7=2
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Cairde will mark brainliest!!!!

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Answer:

mMN=190°

Step-by-step explanation:

Let the centre of the circle be C

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Therefore:

2(<MLN)=<MCN

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You toss a coin 15 times. P( heads) 2/5=

Answers

The answer is

2/5 = 0.4

Because

2/5 2 divide 5 = 0.4

A car which originally cost $3000000 when new decreases in value by 20% during the first year. what is the value of the car at the end of the first year.​ No Links please​

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Answer:

2,400,000

Step-by-step explanation:

Select the graph for the solution of the open sentence. Click until the correct graph appears.

|x| < 1

Answers

The right answer is the second graph aka the one on the right

Answer:

|x| < 1x < 1 and x > - 1

The solution is:

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The correct graph is the third one

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X Y
-13 -3
-3 7
12 -13
17 8
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0 -19

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Answer:

Hi! The answer to your question is Relation

Step-by-step explanation:

To be a function the x values can't repeat, since they do, its a relation

☆*: .。..。.:*☆☆*: .。..。.:*☆☆*: .。..。.:*☆☆*: .。..。.:*☆

☁Brainliest is greatly appreciated!☁

Hope this helps!!

- Brooklynn Deka

What is the y-intercept?

f(x)= 5^x-8

PLZZZZZ HELP​

Answers

Answer:

(0,-7) is the y-intercept

Step-by-step explanation:

Determine the equation of this circle. *

Answers

Answer:

b is correct center of circle is x=4 y=-2

radius = 3

Question 1 and 2 have the same question help please!!

Answers

Answer:

1st Circle

Radius = 9

Diameter = 18

Circumference = 2 × [tex]\pi[/tex] × r = 2 × 3.14 × 9 = 56.52

2nd Circle

Radius = 14

Diameter = 28

Circumference = 2 × [tex]\pi[/tex] × r = 2 × 3.14 × 14 = 87.92

:D

Would greatly appreciate the help

Answers

Answer:

B

Step-by-step explanation:

1.454, 1.454444, 1.454454454, 1.4545454, 1.454545 in order but as you can see, the last two are equal

what is not equal to this question​

Answers

Answer:

Answer: 3/2.

Step-by-step explanation:

Any nonsense answer is fine right? Since there are no answer choices.. Your welcome.

Celik, S. (2011). A media comparison study on first aid instruction. Health Education Journal. 72(1), 95-101
Researchers investigated student achievement in online and in-person delivery of first aid instruction. The content was the same in both courses and both courses were taught by the same instructor. A pre and post test was conducted to measure achievement.
Which of the following tests would be used to measure the achievement of the students before and after the class ?
a. Two-sample t-test for dependent samples
b. Two-sample t-test for independent samples
c. One-sample t-test
d. One-sample z-test

Answers

Answer:

The answer is "Option a".

Step-by-step explanation:

In the given scenario, The appropriate test for the teaching profession's accomplishment pre and post-class would be the two-sample t-test with dependent samples, that's why choice "a" is correct.

Pre-cal! Need help! Which of the following options best represent(s) the quotient of z1 and z2? Select all that apply.

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Answer:

Remind me if i'm wrong, 2nd, 3rd, 5th are the right answers .

Help with this equation please

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Answer:

[tex]y=-\frac{2}{3}x+6[/tex]

Step-by-step explanation:

Let the equation of the line representing the given table is,

y = mx + b

Here, m = slope of the line

b = y-intercept

From the given table,

Since, slope of the line passing through [tex](x_1,y_1)[/tex] and [tex](x_2,y_2)[/tex] is given by,

m = [tex]\frac{y_2-y_1}{x_2-x_1}[/tex]

Therefore, slope of the line passing through (3, 4) and (4, [tex]\frac{10}{3}[/tex]) will be,

m = [tex]\frac{4-\frac{10}{3} }{3-4}[/tex]

   = [tex]\frac{\frac{12-10}{3}}{3-4}[/tex]

   = [tex]-\frac{2}{3}[/tex]

Therefore, equation of the line will be,

[tex]y=-\frac{2}{3}x+b[/tex]

Since, this line passes through a point [tex](1, \frac{16}{3})[/tex],

By satisfying the equation with the given point,

[tex]\frac{16}{3}=-\frac{2}{3}(1)+b[/tex]

[tex]b=\frac{16}{3}+\frac{2}{3}[/tex]

[tex]b=\frac{18}{3}[/tex]

[tex]b=6[/tex]

Therefore, equation of the line will be,

[tex]y=-\frac{2}{3}x+6[/tex]

6 cans of coffee cost $12 how much would 15 cans of coffee cost

Answers

15 cans of coffee will cost $30
its a 1:2 ratio so it would be 30$

Find the value of x in the given
right triangle.
10
Х
37°
x = [?]
Enter your answer as a decimal rounded to the
nearest tenth.
Enter

Answers

Answer: is 6

Step-by-step explanation:

I havent tried the 6.0 but putting in 6 was correct

Calculate the area of the parallelogram.

Answers

Considering the provided information in the given question, we have :

Base of the parallelogram = 5.5 cmHeight of the parallelogram = 2.5 cm

We have to find the area of the parallelogram.

As we know that,

⇒ Area of parallelogram = Base × Height

Substituting the values,

⇒ Area of parallelogram = 5.5 cm × 2.5 cm

⇒ Area of parallelogram = 13.75 cm²

Therefore, area of the parallelogram is [tex] \bf 13.75 \: cm^2 [/tex]

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A.1/90
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C.1/720
D.1/360

Answers

Answer B
I think because it’s 6 Digit accommodation

The probability that a 6-digit locker combination, will be 1/180. Then the correct option is B.

What is probability?

Its basic premise is that something will almost certainly happen. The percentage of favorable events to the total number of occurrences.

The factor of n is given as the production of the number n, (n – 1), (n – 2)… and 1.

Then the factorial of n is given as

n! = n x (n – 1) x (n – 2) x … 3 x 2 x 1

A 6-digit locker that contains the digit will be 3, 5, 7, 3, 5, and 2.

Then the total number of combination without repetition will be given as,

Total events = 6! / (2! x 2!)

Total events = 6 x 5 x 4 x 3 x 2 x 1 / (2 x 1 x 2 x 1)

Total events = 6 x 5 x 3 x 2 x 1

Total events = 180

Then the favorable event will be

Favorable events = 1 {53-27-35]

Then the probability will be

P = (Favorable event) / (Total events)

P = 1/180

Then the correct option is B.

More about the probability link is given below.

https://brainly.com/question/795909

#SPJ2

the ratio of pigs to cows at the farm is 16:2. If the total number of animals is 72. How many pigs are there?

Answers

Answer:

There are 64 pigs

Step-by-step explanation:

pigs: cows: total

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16          2         18

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PLZZZZZZ IL do anything give brainilest 5 star i'll like My grade depends on this PLEASE I NEED THIS TO BE CORRECT AND SHOW YOUR WORK PLZ NO TROLLSSSS PLZZZZ ANSWER CORRECT

Answers

Answer:

$195.00

Step-by-step explanation:

perimeter is 54 feet

area is 152  [tex]ft^{2}[/tex]

54' * $1.50 = $81.00

152/8 = 19 bags of mulch needed

19*$6.00= $114.00

$195.00    you get away from the store for under 200 :P

P.S. since you said you'll do anything,  send me $1,000,000.00 dollars :D

equivalent fraction for 3 1/2​

Answers

3 2/4 hope this is right and hope this helps :)

Some fractions equivalent to 3 1/2 are;

7/2

3 2/4

3 4/8

14/4

and many more...

help!!

a teacher asks five students to write an equation with a solution of x= 4 . the students and their equations are shown below. which of the following students correctly wrote an equation with x= 4 as the solution ? select three that apply

Answers

Answer:

[tex](b)\ 2x - 9 = -1[/tex]

[tex](c)\ -2x + 12 = 4[/tex]

[tex](e)\ 2(x - 10) = -12[/tex]

Step-by-step explanation:

Required

Which equals [tex]x = 4[/tex]

[tex](a)\ 2x + 6 = 2[/tex]

Collect like terms

[tex]2x = 2 - 6[/tex]

[tex]2x = -4[/tex]

Divide both sides by 2

[tex]x = -2[/tex]

[tex](b)\ 2x - 9 = -1[/tex]

Collect like terms

[tex]2x = -1 + 9[/tex]

[tex]2x = 8[/tex]

Divide both sides by 2

[tex]x = 4[/tex]

[tex](c)\ -2x + 12 = 4[/tex]

Collect like terms

[tex]-2x =- 12 + 4[/tex]

[tex]-2x =-8[/tex]

Divide both sides by -2

[tex]x = 4[/tex]

[tex](d)\ 2(x + 2) = 10[/tex]

Divide both sides by 2

[tex]x + 2 =5[/tex]

Collect like terms

[tex]x = 5-2[/tex]

[tex]x = 3[/tex]

[tex](e)\ 2(x - 10) = -12[/tex]

Divide both sides by 2

[tex]x - 10 = -6[/tex]

Collect like terms

[tex]x = 10 - 6[/tex]

[tex]x = 4[/tex]

Hence, the equations with the required solution are:

[tex](b)\ 2x - 9 = -1[/tex]

[tex](c)\ -2x + 12 = 4[/tex]

[tex](e)\ 2(x - 10) = -12[/tex]

help pls asappp!!!no rocky!

Answers

Step-by-step explanation:

slope = -9

y - -4 = 9(x - 2)

y+ 4 = 9x -18

y = 9x - 22

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If a marble is chosen at random, what is the probability that the marble is green?

A.1/5
B.1/6
C.1/7
D.1/8

Answers

Answer: D 1/8

Step-by-step explanation: hope this help

Answer:

1/5

Step-by-step explanation:

You count how many colors there are and make how many color as your denominator [5 colors(Red, Green, Blue, Yellow, and Brown)] and find out what color was picked as your numerator [Green(1 color)].

If 2x - 3(x+4)=-5, then x=​

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Answer:

=−7

Step-by-step explanation:

Pls help meeeeeeeeee

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Answer:

3692.64 inches cubed.

Step-by-step explanation:

round this answer to the nearest tenth and that is your answer!

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1 point
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Answers

Answer:

XY=2 ON mid point theorem

so XY=8

yz=2 OM

so yz= 6

since o is the mid point

xz=2 OZ

so xz=10

perimeter =8+6+10

=24 cm is the answer

hope it helps..

Yo estoy en el hospital en el trabajo que me voy al baño a las tres para ir al baño a la casa y me hhhhhb. Yo estoy en la oficina y me voy al baño y

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h(x)= x^2+4

Find (f•h)(x)

Answers

Answer:

x³+3x²+4x+12

Step-by-step explanation:

you are going to write both equations and distribute. if there are like terms, combine them and then put it order.

(x + 3) × (x² + 4)

x³ + 4x + 3x² + 12

when putting in order, you want the highest power to the left and then the lowest power to the right.

so

x³+3x²+4x+12

Rational Equations

- It takes one worker 12 hours to complete a specific job. If two workers do the same job, it takes them 6 hours to finish the job. How long would it take 6 workers to do the same job?

It will take ____ hours.

Answers

Answer:

2 hours

Step-by-step explanation:

2,4,6,8,10,&12

1, 2,3, 4, 5, &6

Hope this helps :)

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