ne given data set to complete parts (a) through (C) below. (Use a = 0.05. 10 9.14 4 3.11 8 13 11 14 6. 12 7 8.13 8.75 8.77 9.26 8.11 6.14 9.13 7.27 4.74 Click here to view a table of critical values for the correlation coefficient. ..... nstruct a scatterplot. Choose the correct graph below. В. OD. AY 10- Ay 10- 10- 8- 8- 8- 6- 6- 6- 4- 4- 4- 2- 2- 2- 04 0- 0- 4 8 12 16 8 12 16 12 16 8 12 16 d the linear correlation coefficient, r, then determine whether there is sufficient evidence to support the claim of a linear correlation between the two ples. near correlation coefficient is r=

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 11PPS
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Critical Values for the Correlation Coefficient        
n    alpha = .05    alpha = .01
4    0.95    0.99
5    0.878    0.959
6    0.811    0.917
7    0.754    0.875
8    0.707    0.834
9    0.666    0.798
10    0.632    0.765
11    0.602    0.735
12    0.576    0.708
13    0.553    0.684
14    0.532    0.661
15    0.514    0.641
16    0.497    0.623
17    0.482    0.606
18    0.468    0.59
19    0.456    0.575
20    0.444    0.561
25    0.396    0.505
30    0.361    0.463
35    0.335    0.43
40    0.312    0.402
45    0.294    0.378
50    0.279    0.361
60    0.254    0.33
70    0.236    0.305
80    0.22    0.286
90    0.207    0.269
100    0.196    0.256
    

Use the given data set to complete parts (a) through (c) below. (Use a = 0.05.)
10
8
13
9
11
14
4
12
y
9.14
8.13
8.75
8.77
9.26
8.11
6.14
3.11
9.13
7.27
4.74
Click here to view a table of critical values for the correlation coefficient.
.....
a. Construct a scatterplot. Choose the correct graph below.
O A.
O B.
'C.
OD.
Ay
10-
Ay
10-
Ay
10-
Ay
10-
8-
8-
8-
8-
6-
6-
6+
6-
4-
4-
4-
4-
2-
2-
2-
2-
0-
4
0-
0-
12 16
12 16
8 12 16
8
8
8
4
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=
J.
Transcribed Image Text:Use the given data set to complete parts (a) through (c) below. (Use a = 0.05.) 10 8 13 9 11 14 4 12 y 9.14 8.13 8.75 8.77 9.26 8.11 6.14 3.11 9.13 7.27 4.74 Click here to view a table of critical values for the correlation coefficient. ..... a. Construct a scatterplot. Choose the correct graph below. O A. O B. 'C. OD. Ay 10- Ay 10- Ay 10- Ay 10- 8- 8- 8- 8- 6- 6- 6+ 6- 4- 4- 4- 4- 2- 2- 2- 2- 0- 4 0- 0- 12 16 12 16 8 12 16 8 8 8 4 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= J.
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