An Unbiased Estimator of a Population Parameter Is Defined As

question 23

Multiple Choice

An unbiased estimator of a population parameter is defined as:

• A)an estimator whose expected value is equal to the parameter.
• B)an estimator whose variance is equal to one.
• C)an estimator whose expected value is equal to zero.
• D)an estimator whose variance goes to zero as the sample size goes to infinity.