Statistical Techniques in Business and Economics
Statistical Techniques in Business and Economics
18th Edition
ISBN: 9781260579611
Author: Douglas Lind; William Marchal; Samuel Wathen
Publisher: MCGRAW-HILL HIGHER EDUCATION
Question
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Chapter 18, Problem 7E

a.

To determine

To draw: The graph of the provided time series data and draw the observations.

b.

To determine

To calculate: Four period moving average for the given time series data.

c.

To determine

To calculate: Six period moving average for the given time series data.

d.

To determine

To calculate: The MAD for four period moving average and six period moving average.

e.

To determine

To state: The forecast having less error.

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