Question 40 suppose you are given the following multiple regression output SUMMA

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Question 40 suppose you are given the following multiple regression output SUMMARY OUTPUT Regression Statistics Multiple R 0.974176 Square 0.949018 Adjusted R Square 0.936273 Standard Error 1.975746 Observations ANOVA F Significance F MS Regression 2 581.3169 290.6584 74.45961 0.000007 Residual 8 31.22857 3.903572 Total 10 612 5455 Coe ientandard Err t Stat P-value Lower 95% Upper 95% Intercept 1.7228 1.424445 1.209428 0.261023 1.56201175 5.007539868 0.5524 0.218383 2.52949 0.035283 0.048805526 1.055988 0.8119 0.719102 1.129034 0.291599 0.846361987 2.470142854 Should x2 be included in the regression model? Why? Test at a 5% lcvel of significance 2.5 pts

Explanation / Answer

The p-value corresponding to the varaible X2 is 0.291599. This is greater than the 0.05 level of significance. Thus the variable x2 is not significant at 5% level of significance and hence should be dropped from the analysis.

Yes, since it is not significant.

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