Shampoo sales data

An analyst collected data on the sales of a shampoo product for 36 months.

You can use this data to demonstrate Augmented Dickey-Fuller Test and Forecast with Best ARIMA Model.

Worksheet column Description
Index The order of the data
Sales The sales for the product

Download ShampooSales.MTW

Reference

These data are from Spyros, G. M. Wheelright, S. C., & Hyndman, R. J. (1998). Forecasting: Methods and Applications. United Kingdom, Wiley.

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