Historic weekly demand is shown below. There is no seasonality or trend in the data. Using an MA(3), what is the forecast for Week 7? Week (t) Demand (At) 1 300 2 340 3 290 4 320 5 350 6 380 NOTE: Due to rounding, you may have a slightly different answer. Choose the closest response. Historic weekly demand is shown below. There is no seasonality or trend in the data. Using an MA(3), what is the forecast for Week 7? Week (t) Demand (At) 1 300 2 340 3 290 4 320 5 350 6 380 NOTE: Due to rounding, you may have a slightly different answer. Choose the closest response. Not enough information 350 320 365 380