Question

HW 4 Due at the start of clase Tueaday, March 27 1. A simpl linear regression is uand the followin r are obtained =80 角=10 Find a. ESS b. R c. The peceutage of the variation in Y that is not explained by X d Xifthe summation of all of the Tvalues is 400 e. The predicted value ofY ahen X-3 The purple Line in the graph above is the sample regressico line Using the letters Y Y, etc fll in the right side of the following equations. 3. Find adyusted R ifa regression is run with 4 explanatcry variables, N-26 and R -6 . Based on the sample below fiad the least suares regressicn line and R 10 5 2 23

Answer 1

Pagpt Solutiun Given ㄚ SST SST 390 5

Puri 0 :975 3y ー 100-40X80 lo