- CFA Exams
- CFA Level I Exam
- Topic 1. Quantitative Methods
- Learning Module 4. Common Probability Distributions
- Subject 7. The Standard Normal Distribution

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**CFA Practice Question**

Which of the following statements is incorrect?

B. A standard normal random variable has a mode of 1.0.

C. Any normal random variable can be converted to a standard normal distribution.

A. A standard normal random variable has a variance of 1.0 and is centered at zero.

B. A standard normal random variable has a mode of 1.0.

C. Any normal random variable can be converted to a standard normal distribution.

Correct Answer: B

The mode of a standard normal distribution is 0.0.

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**User Contributed Comments**
3

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

DonAnd |
mean=median=mode=0 |

ascruggs92 |
Almost chose A then remembered that Variance = (Std. Dev.)^2, and the Std. Dev.= 1, and 1^2 = 1 |

Rachelle3 |
BELL SHAPED PROVES IT IS ALL EQUAL (mean, mode, median) just adding on from DonAnd = > |