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Use this tag for any use of optimization within statistics.

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What is the Purpose of calculating SSE, MSE (or other metrics) if linear regression (OLS) is...

Ordinary Least Squares regression is defined as minimizing the sum of squared errors. So after doing this regression (OLS) then what is the purpose of optimizing SSE (or MSE, RMSE etc.) if linear reg …
yonasboson's user avatar