Assignment must be done using Excel Please use automatic formulas so teacher can see the work and any linear graphs to show work. There are three excel files that corresponding to the book page 353. 1. Forecasting models with stationary Time series #8 and #9 in page 353: 1.1: Closing stock prices: using moving average (AP=2 and 3) for each of the stocks and choose one of the two AP = 2 or 3; 1.2: Closing stock prices: using simple exponential smoothing method (with alpha = 0.1 to 0.5) for each of the stocks and choose the best alpha for each stock; 2. Forecasting models with a linear trend for Time series #12 and #14 2.1: Consumer Price Index: using double exponential smoothing method (with alpha = 0.1 to 0.9, beta = 0.1 to 0.9 ) and choose the best alpha and beta for the next year; 2.2: Consumer Price Index: using Linear regression method to forecast for the next two years; 3. Forecasting Time Series with seasonality (Optional #24 on Page 353) 3.1: CD Interest Rates: Using Holt-Winters additive seasonality model for a season of 6 years; 3.2: CD Interest Rates: Using Holt-Winters multiplicative seasonality model for a season of 6 years;
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