17. Choosing a Good Camera II Refer to Exercise 16.

The Best Subsets command in MINITAB provides output in which R2 and R2(adj) are calculated for subsets of the five independent variables. The printout is provided here.

a. If you had to compare these models and choose the best one, which model would you choose? Explain.

b. Comment on the usefulness of the model you chose in part

a. Is your model valuable in predicting the overall score based on the chosen predictor variables?

Transcribed Image Text:

Best Subsets Regression: Score versus x1, x2, x3, x4, x5 Response is Score R-Sq R-Sq Mallows Vars R-Sq (adj) (pred) S x1 x2 x3 x4 x5 1 19.4 14.7 0.0 6.9 4.0507 X 1 18.2 13.4 7.7 7.2 4.0797 X 2 41.8 34.5 24.4 2.8 3.5492 X X 2 41.0 33.6 24.5 3.1 3.5731 X X 3 50.3 40.3 24.3 2.5 3.3881 X X 3 42.3 30.8 19.0 4.7 3.6477 X X 4 51.6 37.8 0.0 4.2 3.4588 X X X 4 50.8 36.8 18.2 4.4 3.4865 X X X 5 52.2 33.8 0.0 6.0 3.5674 X X X X X XXXXX