Question: Find the (a) Explained variation, (b) Unexplained variation, (c) Total variation, (d) Coefficient of determination, and (e) Standard error of estimate se. The paired data

Find the
(a) Explained variation,
(b) Unexplained variation,
(c) Total variation,
(d) Coefficient of determination, and
(e) Standard error of estimate se.
The paired data below consist of the chest sizes (in inches) and weights (in pounds) of a sample of male bears. (The equation of the regression line is = -187.462 + 11.2713x.)

x Chest (in.) 26 45 54 49 4 49 44 19 y Weight (lb) 90 344 416 348 262 360 332 34

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