Please answer BOTH questions or 0 randomly selected speed dates. attractveness a

Question

Please answer BOTH questions

or 0 randomly selected speed dates. attractveness atngs by males o ther emale dete partners xare recorded along with the attract veness e tings by eme es of her male date partners the retings range rom 1 to 10 The 50 paired r tings yle x-64, y-6.1,-0220, P value-0.124, and y-7.60-0230x. Find the best predicted value of ý (atractiveness rating by femals of mele) for a dats in which the attractiveness rating by the male of the famale is x 6. Use a 0.01 significance level. The best predicted veilue of y when x-e is velue of ywhen x- is Round to one decinal place as needed)

Explanation / Answer

(first part) here the regression equation y=7.6-0.230x

for x=6, the predixted value y=7.6-0.230*6=6.2

(second part) y=42.23+0.0368x

(third part) for x=3000, y=42.23+0.0368*3000=152.63

(fourth part) right choice is A. it is unrealistically high. The value 3000.......

following information has been generated using ms-excel

SUMMARY OUTPUT Regression Statistics Multiple R 0.924172599 R Square 0.854094993 Adjusted R Square 0.817618741 Standard Error 2.290842623 Observations 6 ANOVA df SS MS F Significance F Regression 1 122.8814936 122.8815 23.4151 0.008406696 Residual 4 20.99183969 5.24796 Total 5 143.8733333 Coefficients Standard Error t Stat P-value Intercept 43.22559115 7.178701572 6.021366 0.003832 X Variable 1 0.036756751 0.007596073 4.838915 0.008407

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