Use the given data set to complete parts (a) through (b) below. (Use a= 0.05.) 10 9.14 8 8.15 X y Click here to view a table of critical values for the correlation coefficient. a. Construct a scatterplot. Choose the correct graph below. О А. A 10- 8- 6- 4- 2- 0+ 0 TO 00000 4 8 12 16 13 8.74 Q a G OB. Ay 10+ 8- 6- 4- 2- 0- 9 8.77 0 ........... 8 12 16 Q Q G 11 9.26 14 8.09 OC. AY 10+ 8- 6- 4- 6 6.14 2- 0- 0 48 12 16 Q 4 3.11 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 9.14 O D. A 10+ 8- 6- 4- 2- 0+ 0 ........... 4 8 7 7.26 12 16 Q G 5 4.74
Use the given data set to complete parts (a) through (b) below. (Use a= 0.05.) 10 9.14 8 8.15 X y Click here to view a table of critical values for the correlation coefficient. a. Construct a scatterplot. Choose the correct graph below. О А. A 10- 8- 6- 4- 2- 0+ 0 TO 00000 4 8 12 16 13 8.74 Q a G OB. Ay 10+ 8- 6- 4- 2- 0- 9 8.77 0 ........... 8 12 16 Q Q G 11 9.26 14 8.09 OC. AY 10+ 8- 6- 4- 6 6.14 2- 0- 0 48 12 16 Q 4 3.11 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 9.14 O D. A 10+ 8- 6- 4- 2- 0+ 0 ........... 4 8 7 7.26 12 16 Q G 5 4.74
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
![Use the given data set to complete parts (a) through (b) below. (Use α = 0.05.)
8
8.15
X
y
O A.
Click here to view a table of critical values for the correlation coefficient.
a. Construct a scatterplot. Choose the correct graph below.
Ay
10
9.14
10-
8-
6-
4-
2-
X
13
8.74
0-
0 4 8 12 16
The linear correlation coefficient is r=
O B.
Ау
10-
8-
6-
4
2-
0-
0 4
9
8.77
8
•
la
X
12 16
O
N
11
9.26
14
8.09
Ay
10-
8-
6-
4-
2-
0-
●
●
0 4 8
6
6.14
12 16
G
4
3.11
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.
0.
(Round to three decimal places as needed.)
12
9.14
D.
Ау
10-
8-
6-
4-
2-
0-
0
4
ON
NT
7.26
X
8 12 16
5
4.74](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4dce0b7b-2d2d-4551-8766-9213b29f5e82%2Fc554432e-1d13-4b17-83cd-64152fbcfefb%2Fh4l6n1q_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Use the given data set to complete parts (a) through (b) below. (Use α = 0.05.)
8
8.15
X
y
O A.
Click here to view a table of critical values for the correlation coefficient.
a. Construct a scatterplot. Choose the correct graph below.
Ay
10
9.14
10-
8-
6-
4-
2-
X
13
8.74
0-
0 4 8 12 16
The linear correlation coefficient is r=
O B.
Ау
10-
8-
6-
4
2-
0-
0 4
9
8.77
8
•
la
X
12 16
O
N
11
9.26
14
8.09
Ay
10-
8-
6-
4-
2-
0-
●
●
0 4 8
6
6.14
12 16
G
4
3.11
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.
0.
(Round to three decimal places as needed.)
12
9.14
D.
Ау
10-
8-
6-
4-
2-
0-
0
4
ON
NT
7.26
X
8 12 16
5
4.74
![Table of Critical Values
e
4567890
10
11
12 13
14
15
16
17
18
19
20
25
30
35
40
45
50
60
70
80
90
100
a = .05
.950
.878
.811
.754
.707
.666
.632
.602
.576
553
.532
.514
.497
.482
.468
.456
.444
396
.361
.335
.312
.294
.279
.254
.236
.220
.207
.196
α = .01
.990
.959
.917
.875
.834
.798
.765
.735
.708
.684
.661
.641
.623
.606
.590
.575
.561
.505
.463
.430
.402
.378
.361
.330
.305
.286
.269
256
NOTE: To test Ho: p= 0 against H₁: p = 0,
reject Ho if the absolute value of r is
greater than the critical value in the table.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4dce0b7b-2d2d-4551-8766-9213b29f5e82%2Fc554432e-1d13-4b17-83cd-64152fbcfefb%2Fqk1vrqd_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Table of Critical Values
e
4567890
10
11
12 13
14
15
16
17
18
19
20
25
30
35
40
45
50
60
70
80
90
100
a = .05
.950
.878
.811
.754
.707
.666
.632
.602
.576
553
.532
.514
.497
.482
.468
.456
.444
396
.361
.335
.312
.294
.279
.254
.236
.220
.207
.196
α = .01
.990
.959
.917
.875
.834
.798
.765
.735
.708
.684
.661
.641
.623
.606
.590
.575
.561
.505
.463
.430
.402
.378
.361
.330
.305
.286
.269
256
NOTE: To test Ho: p= 0 against H₁: p = 0,
reject Ho if the absolute value of r is
greater than the critical value in the table.
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