The grade of 10 SHS students on a midterm report x and on the final examination y are as follows. 78 72 50 65 99 68 94 72 81 96 68 Y 86 56 99 70 84 80 55 99 70 Determine the correlation coefficient r.

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18. Express your answer in 2 decimal places without unit.

The grade of 10 SHS students on a midterm report x and on the final examination y are as follows.
78
72
99
50
65
68
94
72
81
96
68
Y
86
56
99
70
84
80
55
99
70
Determine the correlation coefficient r.
Transcribed Image Text:The grade of 10 SHS students on a midterm report x and on the final examination y are as follows. 78 72 99 50 65 68 94 72 81 96 68 Y 86 56 99 70 84 80 55 99 70 Determine the correlation coefficient r.
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