The Intrepid mutual fund of growth stocks has had the following average monthly price for the past 10 months: Month Fund Price 1 62.7 2 63.9 3 68.0 4 66.4 5 67.2 6 65.8 7 68.2 8 69.3 9 67.2 10 70.1 -Compute the exponentially smoothed forcast with a=.4 - the adjusted exponentially smoothed forecast with a=.4 and b=.3 -the linear trend forcast Compare the accuracy of the three forcasts using cumulative error and MAD, and indicate which forcast appears to be most accurate.