[Steps Shown] Find the (a) explained variation, (b) unexplained variation, (c) total variation, (d) coefficient of determination, and (e) standard error
Question: Find the (a) explained variation, (b) unexplained variation, (c) total variation, (d) coefficient of determination, and (e) standard error of estimate s e. In each case, there is a significance linear correlation so that it is reasonable to use the regression equation when making predictions.
| Systolic | 138 | 130 | 135 | 140 | 120 | 125 | 120 | 130 | 130 | 144 | 143 | 140 | 130 | 150 |
| Diastolic | 82 | 91 | 100 | 100 | 80 | 90 | 80 | 80 | 80 | 98 | 105 | 85 | 70 | 100 |
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