Hint(s) Check My Work (1 remaining) The following estimated regression equation is based on 30 observations. y ^ = 17.8 + 3.6 x 1 2.5 x 2 + 7.5 x 3 + 2.8 x 4 .

1. Hint(s) Check My Work (1 remaining) The following estimated regression equation is based on
30 observations. y ^ = 17.8 + 3.6 x 1 2.5 x 2 + 7.5 x 3 + 2.8 x 4