FILE Consider a portion of monthly sales data for 5 years for a growing firm . The

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FILE Consider a portion of monthly sales data for 5 years for a growing firm . The full data set can be found on the text website, labeled Exercise 18.23.

Year Month Sales 1 Jan 345 1 Feb 322

⋮ ⋮ ⋮

5 Dec 10,745

a. Construct the seasonal indices for the data.

b. Plot the seasonally adjusted series to recommend the appropriate trend model.

c. Use the trend and seasonal estimates to make forecasts for the next tw o months.

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Business Statistics Communicating With Numbers

ISBN: 9780071317610

1st Edition

Authors: Kelly Jaggia

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Question Posted: Jul 27, 2024 08:01 AM

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FILE Consider a portion of monthly sales data for 5 years for a growing firm . The

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Business Statistics Communicating With Numbers

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