National Scan, Inc., sells radio frequency inventory tags.Monthly sales for a seven-month period were as follows:
National Scan Inc Sells Radio Frequency Inventory Tags Monthly Sales For A Seven Month Period Were As Follows A Pl 1 (8.37 KiB) Viewed 16 times
A) Plot the monthly data on a sheet of graph paper.
B) Forecast September sales volume using each of thefollowing:
(1) A linear trend equation.
(2) A five-month moving average.
(3) Exponential smoothing with a smoothing constant equal to.20, assuming a March forecast of 19(000).
(4) The naive approach.
(5) A weighted average using .60 for August, .30 for July, and.10 for June.
Month Feb. Mar. Apr. May Jun. Jul. Aug. Sales (000 units) 19 18 15 20 18 22 20
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