STAT TECH IN BUSINESS & ECON AC
STAT TECH IN BUSINESS & ECON AC
18th Edition
ISBN: 9781264731657
Author: Lind
Publisher: MCG
Question
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Chapter 18, Problem 30CE

a.

To determine

To draw: The graph of the given time series data. Also, draw conclusion from it.

b.

To determine

To calculate: All possible forecasts using a smoothing coefficient α of 0.3 .

c.

To determine

To calculate: All possible forecasts using a smoothing coefficient α of 0.7 .

d.

To determine

To calculate: The MAD for forecasts using a smoothing coefficient α of 0.4 and a smoothing coefficient α of 0.9 .

e.

To determine

To find: The forecast model that should be chosen.

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Q5 Pls help with steps and answers. Thank you.
No need to answer everything! Just plot the actual visitors and the forecasts. Compare the accuracy of the forecasts in the 1985 to 1990 period with those subsequent to that period.
Please do it in Excell..
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