Consider the following data for a dependent variable yand two independent variables, x1andx2.
| x 1 | x 2 | y |
| 29 | 13 | 94 |
| 47 | 10 | 109 |
| 24 | 17 | 113 |
| 50 | 16 | 178 |
| 40 | 6 | 95 |
| 52 | 20 | 176 |
| 75 | 7 | 171 |
| 37 | 13 | 118 |
| 59 | 14 | 142 |
| 77 | 17 | 211 |
Round your all answers to two decimal places. Enter negativevalues as negative numbers, if necessary.
a. Develop an estimated regression equationrelating y to x1.
Å· =Â Â +Â Â x1
Predict y if x1= 35.
Å· =
b. Develop an estimated regression equationrelating y to x2.
Å· =Â Â +Â Â x2
Predict y if x2= 25.
Å· =
c. Develop an estimated regression equationrelating y to x1andx2.
Å· =Â Â +Â Â x1 +Â Â x2
Predict y if x1= 35 andx2= 25.
Å· =
