Question
Calculate the linear correlation coefficient for the data below. Calculate the linear correlation coefficient for the...
Calculate the linear correlation coefficient for the data
below.
Calculate
the linear correlation coefficient for the data below.
x : 4, 6, 13, 10, 8, 7, 9, 11, 12, 5
y : 17, 12, 0, 5, 9, 10, 7, 2, 1, 14
Homework Answers
Answer #1
| X | Y | X*Y | X2 | Y2 |
| 4 | 17 | 68 | 16 | 289 |
| 6 | 12 | 72 | 36 | 144 |
| 13 | 0 | 0 | 169 | 0 |
| 10 | 5 | 50 | 100 | 25 |
| 8 | 9 | 72 | 64 | 81 |
| 7 | 10 | 70 | 49 | 100 |
| 9 | 7 | 63 | 81 | 49 |
| 11 | 2 | 22 | 121 | 4 |
| 12 | 1 | 12 | 144 | 1 |
| 5 | 14 | 70 | 25 | 196 |
| sum= 85 | sum = 77 | sum= 499 | sum= 805 | sum= 889 |
ANS : - 0.995
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