- CFA Exams
- CFA Level I Exam
- Study Session 3. Quantitative Methods (2)
- Reading 9. Common Probability Distributions
- Subject 8. The Standard Normal Distribution

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**CFA Practice Question**

What is the area under the normal curve between z = 1.0 and z = 2.0?

A. 0.4772

B. 0.1359

C. 0.7408

**Explanation:**From the z-tables, z = 1 is 0.3413 and z = 2 is 0.4772. So, the area between is 0.4772 - 0.3413 = 0.1359.

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**User Contributed Comments**
6

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

chamad |
I got the answer as follow: From table (1)z less than 2=0.9772 and (2)z less than 1=0.8413 The difference (1)-(2)= 0.1359 |

mattayers |
z tables are not provided on the test |

smit0745 |
how are we realistically supposed to know this? |

hellboy18 |
You will be given the Z-Table data in the test, no oone will ask you to remember any of the t,z, etc table numbers... |

ksnider |
Easy way to do this: 1 st dev has 68% 2 st dev has 95% (95-68) = 27% this is a one sided question so 27%/2 = 13.5% |

kingirm |
how did they get 0,34 and 0,47 ?? chamad gave the correct numbers. |