Solve clearly

3. (46 points) The regression output for this data set is shown in the Score following table. It is also found that SSR=34288 and SSE=127762. Coefficients"(n=104) Standardized Unstandardized Coefficients Coefficients Model B Std. Error Beta Sig (Constant) 1141.746 94.664 12.061 .000 X1 .798 670 .128 1.191 239 X2 -24.992 7.370 -.340 -3.391 001 X3 3.625 668 520 5.425 000 a. Dependent Variable: y (a) (10 points) What is the sample regression model? When xol= X02- X03=10, what is the predicted value of y? (b) (10 points) Is the regression model significant? (Foos (3,100) =2.7) (c) (12 points) Test the hypothesis: Ho: , =0.6 versus HI: B #0.6 at the 5% significance level ((10,025 (100) = 1.98 , 10.05 (100) =1.66)). (d) (14 points) Calculate 62, R' and R