00 Sprint 11:47 PM iSelect 26 Photos forecasl iv. cedure. Would you pretei smoot

Question

00 Sprint 11:47 PM iSelect 26 Photos forecasl iv. cedure. Would you pretei smoothing model or the weighted avc developed in Problem 5-17? Explain your answer. ales of Cool-Man air conditioners have grown steadily during the past 5 years: x" SALES 450 495 518 563 584 YEAR The sales manager had predicted, before the business started, that year I's sales would be 410 air condi- tioners. Using exponential smoothing with a weight of develop forecasts for years 2 through 6. 5-22 Using smoothing constants of 0.6 and 0.9, develop forecasts for the sales of Cool-Man air conditioners (see Problem 5-21). 9:20 PM

Explanation / Answer

from exponential smooting:

forecast =smoothing constant*last period actual+(1-smoothing constant)*last month forecast

therefore with smoothing constant 0.6:

and with smoothing constant 0.9:

year sales(A) forecast 1 450 2 495 450.00 3 518 477.00 4 563 501.60 5 584 538.44 6 565.78

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