###
**CFA Practice Question**

Which of the following is incorrect?

A. An unbiased estimator of a sample mean will have an expected value equal to the population mean.

B. Efficiency is a desirable property of an estimator.

C. A consistent estimator of a sample mean will approach the value of zero as the size of the sample grows large.

**Explanation:**A consistent estimator of a sample mean will approach the value of the population mean as the size of the sample grows large.

###
**User Contributed Comments**
1

User |
Comment |
---|---|

skarthi146 |
incorrect !!! |