The following quarterly sales of a department store chain were recorded for the years 20132016. a. Calculate

Question:

The following quarterly sales of a department store chain were recorded for the years 2013€“2016.

Year 2014 2013 2015 2016 Quarter 18 33 25 41 22 20 36 33 3 27 38 44 52 29 4 31 26 45

a. Calculate the four-quarter centered moving averages.

b. Graph the time series and the moving averages.

c. What can you conclude from your time-series smoothing?

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Statistics For Management And Economics

ISBN: 9781337093453

11th Edition

Authors: Gerald Keller

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Question Posted: May 22, 2018 07:49 AM

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The following quarterly sales of a department store chain were recorded for the years 20132016. a. Calculate

Question:

Year 2014 2013 2015 2016 Quarter 18 33 25 41 22 20 36 33 3 27 38 44 52 29 4 31 26 45

Step by Step Answer:

a Sales 4quarter moving average Centered moving average 18 22 182227314 2450 27 245028252 26375 2227...View the full answer

Statistics For Management And Economics

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