19) The following are the actual sales for the last six periods: Period Sales 1 750 2 820 3 600 4 85

19)The following are the actual sales for the last six periods:PeriodSales175028203600485059006700Usinga 3-month moving average, what would be your prediction for period 7?
20)The following are the actual sales for the last six periods:PeriodSales175028203600485059006700Ifthe exponential smoothing forecasting method is used, and the smoothing factoris .6, whatwillbe the forecast for period 7?
21)What are the prerequisites of a good forecast?
22)What are the four different characteristics that data exhibit when undertakingtime-seriesforecasts?
23)Explain the difference between the Moving Average and Exponential Smoothingapproachestoforecasting.
24)What are the four different characteristics that data exhibit when undertakingtime-seriesforecasts?
25)Explain the difference between the Moving Average and Exponential Smoothingapproachestoforecasting.