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:

Genetic Influences

The effects of genes passed from parents to offspring that contribute to individual characteristics and behaviors.

Morningness-Eveningness

A spectrum indicating an individual's natural preference for being active and awake in the mornings or evenings.

Personality Traits

Enduring characteristics and behaviors that define an individual and distinguish them from others.

Twin Study

A research method in genetics and psychology that compares the similarities between monozygotic (identical) and dizygotic (fraternal) twins to understand the influence of genetics versus environment on traits and behaviors.