CFA Practice Question
A sample mean possesses all of the following properties EXCEPT ______.
A. consistency and efficiency
B. unbiasedness
C. symmetry
Explanation: The distribution of sample means may not be symmetrical, especially for small sample sizes.
User Contributed Comments 1
| User | Comment |
|---|---|
| sbajaj | Can the sample mean not be biased depending on the quality of the sample selected and in any case, isn't the mean affected greatly by extreme values? |