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

Machine Learning For Business Analytics

ISBN: 9781119828792

1st Edition

Authors: Galit Shmueli, Peter C. Bruce, Amit V. Deokar, Nitin R. Patel

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