- CFA Exams
- 2021 CFA Level I Exam
- Study Session 3. Quantitative Methods (2)
- Reading 10. Sampling and Estimation
- Subject 4. Standard Error of the Sample Mean

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**CFA Practice Question**

Which statement(s) is (are) true?

II. If a sample size is sufficiently large, the sampling distribution of the sample means will be approximately normal.

I. The sampling error is the difference between a sample statistic and the median of the distribution.

II. If a sample size is sufficiently large, the sampling distribution of the sample means will be approximately normal.

Correct Answer: II

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**User Contributed Comments**
3

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

JakeZ |
If I dont understand what it means the answer is always NOT true! |

cslau83 |
Why is I not true? this is because only for normal distribution mode = median = mean |

leftcoast |
cslau83 - yes. For it to be true it has to read "the sampling error is the difference between a sample statistic and the mean of the distribution." The original distribution doesn't have to be normal, so mean doesn't have to equal median. |