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.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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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.
←
x
y
8
6.76
Click here to view a table of critical values for the correlation coefficient.
OA.
Ay
16+
10
7.47
a. Construct a scatterplot. Choose the correct graph below.
12-
8-
4-
04
O
**
3 12 16
Q
(C) Delow. (Used-0.05.
Q
13
12.73
G
OB.
Ay
16-
12-
8-
4-
0-
19.out
9
7.11
0 4
Q
8 12 16 A
11
7.82
14
8.84
O C.
Aу
16
12-
8
4
0-
0
6
6.08
*********
4 8 12 16
Q
Q
G
4
5.39
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=
(Round to three decimal places as needed.)
12
8.14
4
D.
16-
12
&
Aу
0
0
********
12 16
7
6.42
Q
5
5.73
Transcribed Image Text:← x y 8 6.76 Click here to view a table of critical values for the correlation coefficient. OA. Ay 16+ 10 7.47 a. Construct a scatterplot. Choose the correct graph below. 12- 8- 4- 04 O ** 3 12 16 Q (C) Delow. (Used-0.05. Q 13 12.73 G OB. Ay 16- 12- 8- 4- 0- 19.out 9 7.11 0 4 Q 8 12 16 A 11 7.82 14 8.84 O C. Aу 16 12- 8 4 0- 0 6 6.08 ********* 4 8 12 16 Q Q G 4 5.39 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= (Round to three decimal places as needed.) 12 8.14 4 D. 16- 12 & Aу 0 0 ******** 12 16 7 6.42 Q 5 5.73
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