The following data are for calculator sales in units at an electronics store over the past nine weeks: D Sales 52 Week 1 2 3 4 5 Sales 45 45 46 49 58 Week 6 7 8 9 63 58 64 Use trend projection with regression to forecast sales for weeks 10-13. What are the error measures (CFE,MSE, ,, MADand MAPE) for this forecasting procedure? How about 2? Obtain the trend projection with regression forecast for weeks 10-13. (Enter your responses rounded to two decimal places.) Period Forecast, F, 10 11 12 13