Posted: December 14th, 2021

# Forecasting assignments | Statistics homework help

Assignment must be done using Excel – Please use automatic formulas so teacher can see the work and any linear graphs to show work.

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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;

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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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