The manager of a pizza shop must forecast weekly demand for special pizzas so that he can order pizza shells weekly. Recent demand has been: WEEK No. Special Pizzas 1 30 2 45 3 33 4 36 5 35 6 40 8) Use the information from the table, crate the following forecasts: 4-week simple moving average 4-week weighted moving average, giving them equal weight. Exponential smoothing forecast using an alpha of .6 For each determine the forecast for week 7. If the actual demand for week 7 is 48 which of the three forecasts was most accurate? Show step by step