[Step-by-Step] Based on your analysis in Question 1, write down the best-fit multiple regression equation for this problem with quarterly sales as the y-variable
Question: Based on your analysis in Question 1, write down the best-fit multiple regression equation for this problem with quarterly sales as the y-variable and the expenditure categories as the x-variables; do not forget the interaction term if there is one. Define each variable in the equation. (10 pts)
Deliverable: Word Document 
![[See Steps] Answer the CEO’s question. Namely,](/images/solutions/MC-solution-library-57034.jpg "[See Steps] Answer the CEO’s question. Namely, for each the four")
[See Steps] Answer the CEO’s question. Namely, for each the four
![[Solution Library] Being a very cautious person,](/images/solutions/MC-solution-library-57035.jpg "[Solution Library] Being a very cautious person, you decide to")
[Solution Library] Being a very cautious person, you decide to
![[See Solution] Being even more cautious—you are](/images/solutions/MC-solution-library-57036.jpg "[See Solution] Being even more cautious—you are reporting the results")
[See Solution] Being even more cautious—you are reporting the results
![[Solved] Plot the quarterly sales as a](/images/solutions/MC-solution-library-57037.jpg "[Solved] Plot the quarterly sales as a function of time in your")
[Solved] Plot the quarterly sales as a function of time in your
(All Steps) Do a regression analysis on the data for the trend
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