For which of the following is the value of the estimator said to be biased?
A) if the expected value of the estimator does not equal the population parameter
B) if the expected value of the estimator equals the population parameter
C) only if the expected value of the estimator is zero
D) only if the expected value of the estimator goes below zero

Question

Quizplus · Accepted Answer

A biased estimator is one where the expected value of the estimator does not equal the population parameter it is estimating. This means that on average, the estimator does not hit the true parameter value.

For Which of the Following Is the Value of the Estimator