7 Classical Assumptions of Ordinary Least Squares (OLS) …
https://statisticsbyjim.com/regression/ols-linear-regression-assumptions/
WebJun 1, 2018 · Ordinary Least Squares (OLS) is the most common estimation method for linear models—and that’s true for a good reason. As long as your model satisfies the OLS assumptions for linear regression, you can rest easy knowing that you’re getting the best possible estimates.
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