Forecast the number of tables to be sold in september

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1. The following gives the number of tables sold during each of the last four months by a furniture store.

Month       Tables Sold

May             40

June            36

July             34

August        42

a. Using a four-period weighted moving average, with weights w1 = .5, w2 = .2, w3 = .2 and w4 = .1, forecast the number of tables to be sold in September.

b. Using a three-period simple moving average, forecast the number of tables to be sold in September.

c. Using simple exponential smoothing with an initial forecast for June of 36 and smoothing constant α = 0.2, forecast the number of tables to be sold in September. If you also had to make a forecast for October (two months from now), what would it be?

d. Which of the forecasting methods used in part (b) and part (c) above will be more responsive to changes in demand?

Reference no: EM132168428

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