In Problem 14 4 on page 583, you used sales and orders to predict distribution cost (stored in WareCost) Develop a regression model to predict distribution cost that includes sales, orders, and the interaction of sales and orders a At the 0 05 level of significance, is there evidence that the inter...

a Where X 1 sales X 2 orders X 3 X 1 X 2 For X 1 X 2 the p value is 03 ...

In Problem 14.4 on page 583, you used sales and orders to predict distribution cost (stored in

Question:

In Problem 14.4 on page 583, you used sales and orders to predict cost (stored in WareCost). Develop a regression model to predict cost that includes sales, orders, and the interaction of sales and orders.
a. At the 0.05 level of significance, is there evidence that the interaction term makes a significant contribution to the model?
b. Which regression model is more appropriate, the one used in (a) or the one used in Problem 14.4? Explain.
Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...