Sales Data

1) How did immigration affect the culture of the United States?

2) How did the Woman’s Christian Temperance Union, Knights of Labor, and National Farmers Alliance want to improve America?

3) Describe the reasons behind America’s participation in the Spanish-American War.

Question

Consider the Costello Music Company scenario presented in   the (notes below)and the following quarterly sales data.    

   Year   

Quarter 1 Quarter 2 Quarter 3 Quarter 4 Total Yearly Sales   1   4 2 1 5 12   2   6 4 4 14 28   3   10 3 5 16 34   4   12 9 7 22 50   5   18 10 13 35 76       

a. Compute the seasonal indexes for the four quarters.  

 b. What does Costello Music experience the largest seasonal effect? Does this result appear to be reasonable? Explain.