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11-14 Highland Automotive wishes to forecast the number of new cars that will be sold next...

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Question

Statistics

11-14 Highland Automotive wishes to forecast the number

of new cars that will be sold next week. The following

table summarizes the number of new cars sold

during each of the past 12 weeks: (PLEASE ANSWER BY USINGEXCEL)

weeknumber sold
122
226
323
427
521
625
728
826
929
1029
1127
1231

(a) Provide a forecast by using a 3-week weighted

moving average technique with weights 5, 3, and

1 (5 = most recent).

(b) Forecast sales by using an exponential smoothing

model with a = 0.45.

(c) Highland would like to forecast sales by using

linear trend analysis. What is the linear equation

that best fits the data?

(d) Which of the methods analyzed here would you

use? Explain your answer.

Answer & Explanation Solved by verified expert
3.6 Ratings (343 Votes)
aFormula under each cellbFormula of the above excel calcc Performed the regression    See Answer
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