Historical demand for iphones in a retail store is as follows: Sales January 12 February...

Historical demand for iphones in a retail store is as follows:

	Sales
	January	12
	February	14
	March	15
	April	12
	May	16


a) Using the simple mean method, find the June forecast.
b) Using a simple exponential smoothing with alpha = 0.1 and a January forecast = 13, find the June Forecast.
c) Use MAD to decide which method produced the better forecast.

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Expert Solution

keosha answered 2 hours ago

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