Extract the irregular component by taking the normalized average of the ratio-to-moving-averages. Make a table that shows

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Extract the irregular component by taking the normalized average of the ratio-to-moving-averages.
Make a table that shows the normalized seasonal indexes. Interpret what the index for January means relative to the index for July.
Store, which has maintained monthly sales records for the past 48 months, with the following results:

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Business Statistics A Decision Making Approach

ISBN: 9780133021844

9th Edition

Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry

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