At an alpha level = 0.05 what variables are significant and should be included i

Question

At an alpha level = 0.05 what variables are significant and should be included in your model?

Summary Output Regression Statistics Multiple R R Square Adjusted R Square Standard Error 6.2492 Observations 0.95000 0.90250 0.82101 12 ANOVA nificance df SS MS Regression 4 1768.3366442.0841 020.0101 Residual Total 7 195.2634 39.0527 11 1963.6000 t Stat P-value er Coefficients Standard Intet 48.3628 14.1772 3.4113 0.0190 11.9192 Weight-21.3770 9.7575 -2.1908 0.0300 -46.4595 Height12.4787 7.3110 -1.7068 0.1000 -31.2723 Power Speed 4.2240 8.8810 0.2849 0.3917 0.7272 0.4997 -0.7221 -0.4756 0.6544-27.0534 At an alpha level = 0.05 what variables are significant and should be included in your model? Select one: O a. Weight, Height, Power, Speed O b. Weight, Height O c. Power, Speed O d. Weight

Explanation / Answer

If p > 0.05 then the variable is significantt.

where weight: p value=0.03 < 0.05, we reject the H0.

Hence weight is significant.

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