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Unbiasedness and Efficiency of OLS Estimators

question 1 of 34 course: Bachelor of Science in Health Services Management and Planning
question 1 of 34 course: Bachelor of Science in Health Services Management and Planning

Q: If you add an irrelevant variable (one with a true coefficient of zero) to a regression model, what happens to the unbiasedness of the OLS estimators for other variables?

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The Hawthorne effect showed that workers' performance improved when they felt observed and valued, highlighting the importance of human relations over just environmental factors.

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