Your manager is trying to determine what forecasting method to use. Based upon the following historical data, calculate the following forecast and specify what procedure you would utilize.

MONTH	DEMAND
January	59
February	65
March	65
April	67
May	71
June	70
July	77
August	77
September	77
October	75
November	83
December	81

Question 26 (1 point)

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Calculate the simple three-month moving average forecast for April through December. What is the forecast for December? (Round your answer to 2 decimal places)

Question 26 options:

	76.33
	77.00
	78.33
	74.67

Question 27 (1 point)

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Calculate the single exponential smoothing forecast for February through December using an initial forecast (F1=F-January) of 63. (Use alpha of 0.2) What is the forecast for December? (Round your answer to 2 decimal places)

Question 27 options:

	71.52
	72.22
	74.37
	66.30

Question 28 (1 point)

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Calculate the mean absolute deviation (MAD) for the forecasts made by each technique in April through December. Which forecasting method do you prefer? (Round your answer to 2 decimal places)

Question 28 options:

	Exponential smoothing method (alpha=0.2) (3.58)
	3-month moving average (6.93)
	3-month moving average (4.15)
	Exponential smoothing method (alpha=0.2) (4.15)