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Forecasting with seasonal component

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Quarterly billing for water usage is shown below.

Yr. 1 Yr. 2 Yr. 3 Yr.4
Winter 64 66 68 73
Spring 103 103 104 120
Summer 152 160 162 176
Fall 73 72 78 88

Use the information above to forecast the summer billing for year 5. Assume that there is no cyclical component.

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Solution Summary

Contains step by step approach to create forecasting model with seasonality exists.

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