A Mathematics faculty of a public university conducted a study among students enrolled in an online Mathematics course. He collected data on the number of hours a student spent in the online classroom and his score in the assessment test. The following table were the data collected from 30 randomly selected students: student hours student hours 10 score score 42 98 28 90 16 2 29 92 17 30 24 82 18 21 84 4 25 85 19 11 51 23 79 20 16 66 6. 24 82 21 19 77 7 28 98 22 17 70 30 80 23 25 85 28 78 24 14 52 10 11 45 25 18 82 11 28 95 26 15 63 12 13 군구 26 86 97 27 28 13 15 51 60 14 15 17 55 29 30 92 15 67 30 29 93 a. The correlation coefficient is_ b. The coefficient of determination is c. Based on the results of (a) and (b), what conclusions can you reach from this correlation.
A Mathematics faculty of a public university conducted a study among students enrolled in an online Mathematics course. He collected data on the number of hours a student spent in the online classroom and his score in the assessment test. The following table were the data collected from 30 randomly selected students: student hours student hours 10 score score 42 98 28 90 16 2 29 92 17 30 24 82 18 21 84 4 25 85 19 11 51 23 79 20 16 66 6. 24 82 21 19 77 7 28 98 22 17 70 30 80 23 25 85 28 78 24 14 52 10 11 45 25 18 82 11 28 95 26 15 63 12 13 군구 26 86 97 27 28 13 15 51 60 14 15 17 55 29 30 92 15 67 30 29 93 a. The correlation coefficient is_ b. The coefficient of determination is c. Based on the results of (a) and (b), what conclusions can you reach from this correlation.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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Transcribed Image Text:A Mathematics faculty of a public university conducted a study among students enrolled in
an online Mathematics course. He collected data on the number of hours a student spent in
the online classroom and his score in the assessment test. The following table were the
data collected from 30 randomly selected students:
student
hours
score
student
hours
score
06
92
1
28
16
10
42
2
29
17
30
98
24
82
18
21
84
4
25
85
19
11
51
23
79
20
16
66
6
24
82
21
19
77
7
28
98
22
17
70
8.
30
80
23
25
85
9.
28
78
24
14
52
10
11
45
25
18
82
11
28
95
26
15
63
12
13
27
26
-86
97
2구
28
13
15
51
60
14
15
55
29
30
92
15
17
67
30
29
93
a. The correlation coefficient is
b. The coefficient of determination is
c. Based on the results of (a) and (b), what conclusions can you reach from this
correlation.
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