Question

Consider the following data for a dependent variable y and two independent variables, a1 and 2 Click on the datafile logo to reference the data. DATA file 30 12 94 47 10 108 25 17 16 112 178 51. 40 94 175 51 19 74 7 170 36 12 13 16 117 59 76 142 211 Round your all answers to two decimal places. Enter negative values as negative numbers, if necessary. a. Develop an estimated regression equation relating y to 1. Predict y if a = 45. b. Develop an estimated regression equation relating y to a2. Predict y if a2-15. c. Develop an estimated regression equation relating y to r1 and 22 1 + 15. Predict y if 145 and 2=

Answer 1

Data Paga Running the n the para dab and, Data halysis 3(0g0ssion using MS-Ecl spion ule obtain tha. possible seasuls au 45.06 + 4 45.06 + 1.94 (45 45.06 + 87.3 132.36 2 85.22 4.32 K 85 22+ 4.32 C15 12 50.02 + 64.8 2 85-22 13. 37 2 01,+4.74 15 -19.37 t8.0I us)t 474 (15 18.37 +9o 45 + 71-1 143.18