Develop a four-month moving average forecast for Wallace Garden Supply and compute the MAD. 185186A three-month moving average forecast was developed in the section on moving averages.
1.The four-month moving average forecast for Wallace Garden Supply is _13__________. (Please round it to an integer and include no units.)
A.17
B.18
C.19
D.20
2.The Mean Absolute Deviation (MAD) for the above forecast is . (Please round it to two decimal points.) 9.03
Data collected on the yearly demand for 50-pound bags of fertilizer at Wallace Garden Supply are shown in the following table. Develop a 3-year moving average to forecast sales. Then estimate demand again with a weighted moving average in which sales in the most recent year are given a weight of 2 and sales in the other 2 years are each given a weight of 1. Which method do you thins best?
3.The three-year moving average forecast for Wallace Garden Supply is . (Please round it to two decimal points and include no units.)
4The Mean Absolute Deviation (MAD) for the above moving average forecast is . (Please round it to two decimal points.)
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5.The three-year weighted moving average forecast for Wallace Garden Supply is . (Please round it to an integer and include no units.)
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6.The Mean Absolute Deviation (MAD) for the above weighted moving average forecast is . (Please round it to two decimal points.)
7.Based on your previous calculation, which method do you think is the best?
A.3-year moving average.
B.3-year weighted moving average.
Sales of Cool-Man air conditioners have grown steadily during the past 5 years as shown in the attached table. The sales manager had predicted, before the business started, that year 1's sales would be 410 air conditioners. Please use exponential smoothing with a weight of to answer the following questions.
8.The starting /initial forecast for the sales of Cool-Man air conditioners is _________. (Please round it to an integer and include no units.)
A.400
B.410
C.430
D.450
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9.The Year 2 forecast for the sales of Cool-Man air conditioners is (Please round it to an integer and include no units.)
10.The Year 6 forecast for the sales of Cool-Man air conditioners is . (Please round it to two decimal points and include no units.)
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11.The Mean Absolute Deviation (MAD) for the above exponential smoothing forecast is . (Please round it to two decimal points.)