Five observations taken for two variables follow. xi 6 11 15 21 27 yi 6 9 5 18 12 a. compute the sample covarinace b. Compute the sample correlation coefficient. (Round your answer to three decimal places.)
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|
xi
|
6 | 11 | 15 | 21 | 27 |
|---|---|---|---|---|---|
|
yi
|
6 | 9 | 5 | 18 | 12 |
a. compute the sample covarinace
b. Compute the sample
Given:
| x | y |
| 6 | 6 |
| 11 | 9 |
| 15 | 5 |
| 21 | 18 |
| 27 | 12 |
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