Question: 1. Consider the following time series data for freight car loadings in the last five weeks. Week Number 1 50 2 47 3 55 4

1. Consider the following time series data for

1. Consider the following time series data for freight car loadings in the last five weeks. Week Number 1 50 2 47 3 55 4 64 5 58 Predict the number of freight car loadings for week 6 using each of the following methods: a. (3 pts) Nave method. b. (3 pts) A three-week moving average. Forecasting n=number of periods e = 4 - F, Forecast error a =smoothing constant Formula . n-period moving average F F = w 4 + W4 + ... + W, 4. Weighted Moving Average Exponential Smoothing F, = F-+a(4--F-) | MAD = MAD n MSE MSE -* 100 . MAPE MAPE =

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