Use the given data set to complete parts (a) through (c) below. (Use α=0.05.) 10 8 8.13 13 8.74 9 8.78 9.13 Click here to view a table of critical values for the correlation coefficient. X y a. Construct a scatterplot. Choose the correct graph below. OB. Ay OA. Ay 10- 8- 6- 4- 2- of 0000 4 8 12 16 Q Q 10+ 8- 6 4 2 www 4 8 12 16 Q R 11 9.25 14 8.11 CHI O C. AY 10- 8- 64 4- 2- 0+ 0 6 6.12 00000 4 8 12 16 Q Q 4 3.09 12 9.14 O D. Ay 10+ 8- 6 4- 2 0- 0 b. Find the linear correlation coefficient, r, then determine whether there is sufficient evidence to support the claim of a linear correlation between the two variables. The linear correlation coefficient is r=₁ (Round to three decimal places as needed.) 8 A 7 7.26 12 16 Q Using the linear correlation coefficient found in the previous step, determine whether there is sufficient evidence to support the claim of a linear correlation between the two variables. Choose the cor below. OA. There is sufficient evidence to support the claim of a linear correlation between the two variables.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Question
Question 12
Use the given data set to complete parts (a) through (c) below. (Use a=0.05.)
13
8.74
X
y
10
9.13
8
8.13
9
8.78
Click here to view a table of critical values for the correlation coefficient.
The linear correlation coefficient is r=
(Round to three decimal places as needed.).
11
9.25
14
8.11
OA. The scatterplot does not reveal a distinct pattern.
OB. The scatterplot reveals a distinct pattern that is a straight-line pattern with negative slope
OC. The scatterplot reveals a distinct pattern that is a straight-line pattern with positive slope.
OD. The scatterplot reveals a distinct pattern that is not a straight-line pattern.
***
DELL
6
6.12
OA. There is sufficient evidence to support the claim of a linear correlation between the two variables.
OB. There is insufficient evidence to support the claim of a nonlinear correlation between the two variables.
OC. There is sufficient evidence to support the claim of a nonlinear correlation between the two variables.
OD. There is insufficient evidence to support the claim of a linear correlation between the two variables.
c. Identify the feature of the data that would be missed if part (b) was completed without constructing the scatterplot. Choose the correct answer below.
4
3.09
Using the linear correlation coefficient found in the previous step, determine whether there is sufficient evidence to support the claim of a linear correlation between the two variables. Choose the correct answer
below.
F12
PrtScr
12
9.14
Insert
7
7.26
Delete
5
4.74
PgUp
Next
Transcribed Image Text:Use the given data set to complete parts (a) through (c) below. (Use a=0.05.) 13 8.74 X y 10 9.13 8 8.13 9 8.78 Click here to view a table of critical values for the correlation coefficient. The linear correlation coefficient is r= (Round to three decimal places as needed.). 11 9.25 14 8.11 OA. The scatterplot does not reveal a distinct pattern. OB. The scatterplot reveals a distinct pattern that is a straight-line pattern with negative slope OC. The scatterplot reveals a distinct pattern that is a straight-line pattern with positive slope. OD. The scatterplot reveals a distinct pattern that is not a straight-line pattern. *** DELL 6 6.12 OA. There is sufficient evidence to support the claim of a linear correlation between the two variables. OB. There is insufficient evidence to support the claim of a nonlinear correlation between the two variables. OC. There is sufficient evidence to support the claim of a nonlinear correlation between the two variables. OD. There is insufficient evidence to support the claim of a linear correlation between the two variables. c. Identify the feature of the data that would be missed if part (b) was completed without constructing the scatterplot. Choose the correct answer below. 4 3.09 Using the linear correlation coefficient found in the previous step, determine whether there is sufficient evidence to support the claim of a linear correlation between the two variables. Choose the correct answer below. F12 PrtScr 12 9.14 Insert 7 7.26 Delete 5 4.74 PgUp Next
Use the given data set to complete parts (a) through (c) below. (Use α=0.05.)
13
8.74
X
y
9
8.78
Click here to view a table of critical values for the correlation coefficient.
O A.
a. Construct a scatterplot. Choose the correct graph below.
Ay
10+
8
6
4-
A.
10
9.13
2
of
0
0.0
4 8 12 16
8
8.13
Q
Q
OB.
AY
10-
8
6-
4-
2
04
0
www.
4
8 12 16
11
9.25
14
8.11
6
6.12
DELL
60000
O C.
O D.
10+
84
iz in
6-
4
2-
04
8 12 16
0-
0 4 8 12 16
4
3.09
Q
Q
12
9.14
b. Find the linear correlation coefficient, r, then determine whether there is sufficient evidence to support the claim of a linear correlation between the two variables.
The linear correlation coefficient is r= 0
(Round to three decimal places as needed.)
7
7.26
Q
Q
G
5
4.74
Using the linear correlation coefficient found in the previous step, determine whether there is sufficient evidence to support the claim of a linear correlation between the two variables. Choose the correct answer
below.
OA. There is sufficient evidence to support the claim of a linear correlation between the two variables.
Next
Transcribed Image Text:Use the given data set to complete parts (a) through (c) below. (Use α=0.05.) 13 8.74 X y 9 8.78 Click here to view a table of critical values for the correlation coefficient. O A. a. Construct a scatterplot. Choose the correct graph below. Ay 10+ 8 6 4- A. 10 9.13 2 of 0 0.0 4 8 12 16 8 8.13 Q Q OB. AY 10- 8 6- 4- 2 04 0 www. 4 8 12 16 11 9.25 14 8.11 6 6.12 DELL 60000 O C. O D. 10+ 84 iz in 6- 4 2- 04 8 12 16 0- 0 4 8 12 16 4 3.09 Q Q 12 9.14 b. Find the linear correlation coefficient, r, then determine whether there is sufficient evidence to support the claim of a linear correlation between the two variables. The linear correlation coefficient is r= 0 (Round to three decimal places as needed.) 7 7.26 Q Q G 5 4.74 Using the linear correlation coefficient found in the previous step, determine whether there is sufficient evidence to support the claim of a linear correlation between the two variables. Choose the correct answer below. OA. There is sufficient evidence to support the claim of a linear correlation between the two variables. Next
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