We are predicting quarterly sales for soda at Gordon’sLiquor Store using Winter’s method. We are given thefollowing information:Seasonality factors: fall 0.8 spring 1.2winter 0.7 summer 1.3Current base estimate 400 cases per quarterCurrent trend estimate 40 cases per quartera 0.2 b 0.3 g 0.5Now sales of 650 cases during the summer quarter areobserved. a Use this information to update the estimates of base,trend, and seasonality. b After observing the summer demand, forecast de-mand for the fall quarter and the winter quarter.

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Payback Period

Payback period analysis is a method used to determine the relative time value of a project. It measures the time that a project will take to return its initial investment. The total time taken by the project to return the initial investment made for the project is called the payback period.