a) Using the data given in Question 2, forecast the sales of HomeMarts asphalt repair product for the month 11 using linear trend projection forecast using the least squares method. b) What is the resulting MAE, MSE and MAPE values? c) Compare moving average forecast with trend projection forecast. Which method is better? Why

The sale of HomeMarts asphalt repair product for the past 10 months is as shown below. If HomeMart uses 3- month moving average to forecast sales: Month 1 2 3 4 5 6 7 8 9 10 Sales 450 452 453 451 458 457 461 463 462 465 a) What are the forecasts for months 4-11? b) What is the resulting MAE, MSE and MAPE values