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Time series are data observed over time (either in continuous time or at discrete time periods).

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Incorrect Lambda value with Box-Cox transformation on time series data in python

I am trying to perform Box-Cox transformation of my time series data and I am getting a lambda value of -14.38 in python. Isn’t this wrong since lambda lies between -5 and 5 in Box-Cox transformation …
Vikrant Arora's user avatar