Question: Problem #2: Complete in Excel Please. (use regression for part b.5) National Scan, Inc., sells radio frequency inventory tags. Monthly sales for a seven-month period

Problem #2: Complete in Excel Please. (use regression for part b.5)

Problem #2: Complete in Excel Please. (use

National Scan, Inc., sells radio frequency inventory tags. Monthly sales for a seven-month period were as follows: a. Plot the monthly data on a sheet of graph paper. b. Forecast September sales volume using each of the following: (1) The naive approach (2) A five-month moving average (3) A weighted average using .60 for August, .30 for July, and .10 for June (4) Exponential smoothing with a smoothing constant equal to .20, assuming a a March forecas of 19(000) (5) A linear trend equation c. Which method seems least appropriate? Why? (Hint: Refer to your plot from part a.) d. What does use of the term sales rather than demand presume

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