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What are the criteria to pick an optimal alpha for exponential smoothing? I used solver in excel to find out 3 different alphas that minimize MAD, MSE and MAPE, respectively. However, if I can only choose one, which should I focus on and why (the set has no outliers)? Thank you so much.

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Choosing optimal alpha based on MAD, MSE and MAPE

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What are the criteria to pick an optimal alpha for exponential smoothing? I used solver in excel to find out 3 different alphas that minimize MAD, MSE and MAPE, respectively. However, if I can only choose one, which should I focus on and why (the set has no outliers)? Thank you so much.	2
Choosing optimal alpha based on MAD, MSE and MAPE	1