Autocorrelation of the Error Terms

question 17

Multiple Choice

Autocorrelation of the error terms

• A)makes it impossible to calculate homoskedasticity only standard errors.
• B)causes OLS to be no longer consistent.
• C)causes the usual OLS standard errors to be inconsistent.
• D)results in OLS being biased.

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Definitions:

Independent Samples

Samples drawn from two populations in such a way that the selection of a sample from one population does not influence the selection of a sample from the other population.

Standard Error

A statistical measure that estimates the accuracy of a sample mean by describing the dispersion of sample means around the population mean.

Sample Mean Difference

The difference between the mean values of two samples drawn from the same or different populations.

Population Means

The average value of a particular characteristic in the entire population.