A. Compute a three-month moving average forecast of demand for months 4-8. (3 pts) B. Compute a weighted three-month moving average forecast for months 4-8. (3 pts) C. Assign weights of 0.55, 0.33, and 0.12 to the months in sequence, staring with the most recent month. (2 pts) D. Compare the forecasts using MAD. Which forecast appears to be more accurate? (2 pts) *** There is an extra credit opportunity...if you complete the Exponential Smoothing calculations, you can get up to an extra 3 points*** Table: Month Demand January 100 February 50 March 85 April 90 May 110 June 90 July 75 August Unknown D E Exam 1 Number of Demand Periods Forecasting Alpha 10 0.3 Problem 3-Month Moving Marth January Demand Average Enor Weighted Moving ABS Error Average Exponential Smoothing Error ABS Error alpha 30 Error ABS Error 100 February 50 March 85 April 90 May 110 June July August 90 75 120 100 03 26 27 28 29 30 40 31 32 20 33 34 4 Quarter Demand. Demand P Weighted Moving Average Weights 3-0 MAD- Exponential Smoothing 30 MAD Weighted MAD