If There Are Two Unbiased Estimators of a Population Parameter

question 11

Multiple Choice

If there are two unbiased estimators of a population parameter available,the one that has the smallest variance is said to be:

• A)a biased estimator.
• B)relatively efficient.
• C)consistent.
• D)relatively unbiased.

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Definitions:

Control Time Series

A method in statistics and research that involves collecting data points from a single group or subject over a period of time to identify trends or effects of interventions.

External Validity

The degree to which a study's findings can be applied to different situations and various individuals.

Extraneous Variables

Variables that can influence the outcome of an experiment but are not the variables being studied.

Negative Correlation

A relationship between two variables in which one variable increases as the other decreases, and vice versa.