Forecasting Department Store Sales. The file DepartmentStoreSales.csv contains data on the quarterly sales for a department store

Question:

Forecasting Department Store Sales. The file DepartmentStoreSales.csv contains data on the quarterly sales for a department store over a six-year period (data courtesy of Chris Albright).

a. Create a well-formatted time plot of the data.

b. Which of the four components (level, trend, seasonality, noise) seem to be present in this series?

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Related Book For  book-img-for-question

Data Mining For Business Analytics Concepts Techniques And Applications With Jmp Pro

ISBN: 9781118877432

1st Edition

Authors: Galit Shmueli, Peter C Bruce, Mia L Stephens, Nitin R Patel

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