** Show all process to arrive to the answers *** Due date; by end of Sunday, 5/19/23 1. Do Problem 4.29 and 4.31 , (a), (b) only on pages 148. (20 points) 2. Freight car loading over a 8-week period at a busy port are as follows; ( 40 pts) a) Forecast week 9 , by using exponential soothing, use a (alpha) =0.7, forecast of week 5=310 b) Develop the trend equation to forecast for week 20 and 25 c) The manager intends to install new equipment when the volume exceeds 800 loadings per week. Assuming the current trend continues, the loading volume will reach that level in approximately what week? d) Compute MAD and MSE for the trend equation for periods 18