Question: CHALLENGE Creating a new explanatory variable. Refer to the previous two exercises. (a) Create a new variable that is the product of length and width.

CHALLENGE Creating a new explanatory variable.

Refer to the previous two exercises.

(a) Create a new variable that is the product of length and width. Make a plot and run the regression using this new variable. Summarize the results.

(b) Write a short report summarizing and comparing the different regression analyses that you performed in this exercise and the previous two exercises.

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