QUESTION 5 If the error terms of a linear regression model exhibit heteroscedasticty, which of the following statements is true? The OLS estimator is biased. Hypothesis testing regarding the parameters of the model is no longer possible. The OLS estimator is no longer BLUE. The OLS estimator is unbiased but not consistent.

QUESTION 5 If the error terms of a linear regression model exhibit heteroscedasticty, which of the following statements is true? The OLS estimator is biased. Hypothesis testing regarding the parameters of the model is no longer possible. The OLS estimator is no longer BLUE. The OLS estimator is unbiased but not consistent.

ENGR.ECONOMIC ANALYSIS

14th Edition

ISBN:9780190931919

Author:NEWNAN

Publisher:NEWNAN

Chapter1: Making Economics Decisions

Section: Chapter Questions

Problem 1QTC

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What the mentioned graph shows give the statement.
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