Coefficient and relationships for Smith's Appliances advertising budget
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Smith's Appliances is evaluating its advertising budget. The owner is trying to decide if the budget needs to be altered or not. The question: Is there a positive return on the investment that is being made in advertising? What is the relationship between sales and the amount spent on advertising? The owner collected data for the past year by month. The data is in millions of dollars.
Month Advertising Expense Sales Revenue
January 2 4
February 3 5
March 3 6
April 5 8
May 6 8
June 4 7
July 5 7
August 6 8
September 7 9
October 8 10
November 10 13
December 9 11
Is there a relationship between the two variables? What is the coefficient of correlation for this data?
A. No, 0.457
B. Yes, 0.892
C. Yes, 0.980
D. Yes, 0.961
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Solution Summary
The coefficient and relationships for Smith's appliances advertising is examined.
Education
- BSc, Meerut University
- MSc, Meerut University
- MPhil, Institute of Advanced Studies
- MSc, AIT
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