The Components of Internal Validity Are

question 33

Multiple Choice

The components of internal validity are

• A)a large sample, and BLUE property of the estimator.
• B)a regression R² above 0.75 and serially uncorrelated errors.
• C)unbiasedness and consistency of the estimator, and desired significance level of hypothesis testing.
• D)nonstochastic explanatory variables, and prediction intervals close to the sample mean.

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