Question: 1. Determine the regression equation. 2. Which are the best predictors and which predictors contribute very little to the estimate of mean monthly sales value?

1. Determine the regression equation.

2. Which are the best predictors and which predictors contribute very little to the estimate of mean monthly sales value? Interpret the regression results in terms of (1) the variance explained, (2) the overall significance of the regression equation, and (3) the significance, sign and value of each regression coefficient.

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