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Chris Umphlett

I am a data analyst with aspirations to become a data-driven decision scientist, a data scientist utilizing a behavioral economics and decision science perspective as well. I currently work for Jackson National Life in Lansing, MI performing data analytics within our Operations department.

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Top posts (52) All Questions Answers | Votes Newest

4 Can a prediction be better with insignificant variables than with only significant variables (or none at all)? May 19 '19
3 Definition of forecasting period in time series Aug 16 '18
2 I need help clarifying the term forecast interval Aug 8 '18
2 Holt-Winters function hw() in R Aug 10 '18
2 How to split a time series into “day” and “night” intervals? Sep 10 '18
2 How long does it take to clean data? Feb 6 '19
1 ARIMA model for a single variable with hidden context Nov 27 '19
1 Does lack of seasonality imply random time series? Apr 18 '19
1 What's a simple way to test for a break in a small sample time-series? Sep 13 '18
1 Prediction of multiple time series of different lengths Sep 28 '18
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