Forecasts and actual sales of MP3 players at Just Say Music are as follows:

Month	Forecast	Actual Sales
March	190	160
April	234	241
May	221	207
June	264	247
July	269	258
August	240	200
September	290	250
October	290 . 183	What is the forecast for November, using a two-period moving average? Round your answer to two decimal places. What is the forecast for November, using a three-period moving average? Round your answer to two decimal places. Compute MSE for the two- and three-period moving average models and compare your results. Do not round intermediate calculations. Round your answers to two decimal places. MSE (two-period): MSE (three-period):