For a certain company, the monthly percentages of all shipments received on time over the past 12 months are 80, 82, 84, 83, 82, 84, 85, 85, 82, 83, 85, and 83. Compare a three-month moving average forecast with the exponential smoothing forecast for

= 0.3.

Compute the MSE for the three-month moving average forecast

Compute the MSE for the exponential smoothing forecast for = 0.3