Question: The optimum smoothing constants used by Holt's linear exponential smoothing were a = .722 and .722. As new data come in over the next few

The optimum smoothing constants used by Holt's linear exponential smoothing were a = .722 and .722. As new data come in over the next few quarters, Jill should probably rerun her data to see if these values change. How often do you think she should do this?

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