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Sessions_17_18

# Sessions_17_18 - t \$ 1 I t \$ 1 \$ N(1 \$ F t \$ 1 I t \$ 1 \$ N...

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Forecasting Models (Simple) Moving Average F t = A t " 1 + A t " 2 + L + A t " N N Weighted Moving Average F t = w 1 " A t # 1 + w 2 " A t # 2 + L + w n " A t # n w 1 + w 2 + L + w n = 1 (Simple) Exponential Smoothing F t = " # A t \$ 1 + (1 \$ ) # F t \$ 1 , 0 < α < 1 Double Exponential Smoothing F t = L t + T t L t = # A t \$ 1 + (1 \$ ) # F t \$ 1 , 0 < < 1 T t = # L t \$ L t \$ 1 ( ) + (1 \$ ) # T t \$ 1 , 0 < δ < 1 Holt-Winters Algorithm F t = L t + T t ( ) " I t # N L t = # A
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Unformatted text preview: t \$ 1 I t \$ 1 \$ N + (1 \$ ) # F t \$ 1 I t \$ 1 \$ N , 0 < < 1 T t = # L t \$ L t \$ 1 ( ) + (1 \$ ) # T t \$ 1 , 0 < < 1 I t = # A t L t + (1 \$ ) # I t \$ N , 0 < γ < 1...
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