ease show how to do this on excel including all the formulas!!!

. F G H A chain of grocery stores experienced the following monthly sales in cases) for a particular brand of dishwasher detergent. In addition to the sales during the past 10 months, the table contains columns for two forecasting methods. a) Forecast the sales for the 11th month with 3-month moving average. b) Forecast the sales for the 11th month with exponential smoothing method with alpha=0.7. c) Find the MSE's for both methods. Which method is better? d) Try the exponential smoothing r od again with alpha of 0.2. What are new forecast and MSE from this? Does this give better forecast compared to alpha or 0.7? (You don't need to create new columns for this. Just make sure to show 11th month's forecast and MSE for both alpha values.) (a) (b) Month Sales 3-Month Moving Ave. Sq Error Expo. Smoothing 0.7 Sq Error