Which of the Following Is True of Measurement Error

question 5

Multiple Choice

Which of the following is true of measurement error?

• A)If measurement error in a dependent variable has zero mean, the ordinary least squares estimators for the intercept are biased and inconsistent.
• B)If measurement error in an independent variable is uncorrelated with the variable, the ordinary least squares estimators are unbiased.
• C)If measurement error in an independent variable is uncorrelated with other independent variables, all estimators are biased.
• D)If measurement error in a dependent variable is correlated with the independent variables, the ordinary least squares estimators are unbiased.

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