15.3 Practice Questions Exercise 15.12 Algo (Multiple Coefficient of Determination) 1. 2. Consider the following data for a dependent variable y and two independent variables, x1 and x2; for these data SST = 15,120.4, and SSR = 14,039.5. x1 x2 30 12 94 46 11 108 24 18 113 50 17 178 41 5 95 52 20 176 75 7 171 37 12 118 59 13 142 77 16 211 Round your answers to three decimal places. a. Compute R. b. Compute R. c. Does the estimated regression equation explain a large amount of the variability in the data? - Select your answer - Explain. Hint: If R is greater than 70%, the model explains a large amount of variability. Since the adjusted coefficient of determination is - Select your answer than 70%, the model - Select your answer explain a large amount of variability. Icon Kev. Save Submit Assignment for Grading Question 2 of 2 Check My Work Check My Work