NOTE: PLEASE ONLY ANSWER QUESTION 39. THE OTHER PICTURE (FIRST ONE) IS FOR CONTEXT ONLY. THANK YOU!

Consider the following actual demand and forecast data for Reynolds Minerals a regional distributor of commercial sand. All data is in tons. Forecast the demand for Month 10 using the a four month weighted average of actual demand with the weights of 4,3,2, and .1 Month Forecast Actual Weights Demand 1 782 785 2 785 790 3 786 808 4 795 801 5 799 800 800 807 .1 7 804 816 .2 8 809 804 .3 9 808 817 .4 10 Question 39 2 pts Continuing with Reynolds Minerals what is the Mean Absolute Deviation of the Forecast (months 1 through 9)? NOTE: The Month 1 Forecast of 782 was derived from the forecasting formula and was not a "picked" value. This Problem Counts 2 Points O 10.94 O 8.75 O 9.65 O 7.78 0 6.89