The MVUE (minimum variance unbiased estimator) for a parameter:
A) always exists.
B) rarely exists.
C) is a good candidate to estimate the parameter.
D) is the smallest estimator that has the ability to objectively estimate the parameter.

Question

Quizplus · Accepted Answer

The MVUE is a good candidate to estimate the parameter because it has the smallest variance among all unbiased estimators, meaning it is the most efficient estimator. While it may not always exist or be the smallest estimator, it is still a desirable choice.

The MVUE (Minimum Variance Unbiased Estimator) for a Parameter