Q. The subsequent data are monthly sales of jeans at a local department store. The buyer would like to forecast sales of jeans for the next month, July.

a) Forecast sales of jeans for March through June using the naïve method, a two-period moving average also exponential smoothing with an ?= .02. (Hint: Use naïve to start the exponential smoothing process.)

b) Compare the forecasts using MAD also decide which is best.

c) Using your method of choice, make a forecast for the month of July.