The computer output shown below is part of the regression analysis to predict th

Question

The computer output shown below is part of the regression analysis to predict the height of the gold medal winning high jump in the Olympics based on year and gender (coded as males=0, females=1).

How should we interpret the coefficient of year?

A) Since the Olympics happen every four years, the model predicts that for the next Olympic games the winning height will be .02297 meters higher than the last one (for each gender). Predictor Coef SE Coef T Constant 9.0965 0.470819.32 0.000 Year 0.0057426 0.0002409 23.84 0.000 Gender 0.34761 O.01537 0.000 Source DF SS MS F P Regression 2 2.0735 1.0368 0.000 Error 42 0. 1015 0.0024 Total 44 2.1751

Explanation / Answer

C) Each year we expect the winning height to be .0057426 meters higher that the previous year (for each gender).

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