## Lesson 9: Solving Normal Curve Problems

October 6, 2015

**Wed, Oct 7**

Review:

Presentation:

- Percentile rank in XL Miner
- More Normal Curve Probability Problems
- Reverse Z-Table Calculations

Activity:

- Recent
**GMAT Scores**are normally distributed with a**mean = 545.6**with a**std dev = 121.1** - What GMAT score would you need to be in the
**95th Percentile**? How about the**5th Percentile**? - Your dream is to attend the MBA program at
**Stanford University**where the**average GMAT score is 720**. What percentage of test takers score higher than 720 on the GMAT? - After learning the cost of tuition and housing at Stanford you decide to change your dream and, instead, target the
**University of Oregon**where they have one of the very top programs in Sports Marketing and Management. At Oregon, the**average GMAT score is 627**. What**percentile**score will you need to be above average at Oregon? - What percentage of students achieve a score
**between**the average at Oregon and Stanford?

Assignment:

Use the Foreign Per Diem (FPD) rate data set to answer the following questions.

- What percent of FPD rates are
**below**the rate in Cairo? - What percent of FPD rates are
**above**the rate in Tokyo? - What percent of FPD rates are
**between**Cairo and Tokyo?

Post results to your blog.

## 2 Comments

[…] Normal Curve Calculations […]

Prof. Holman, I won’t be in class today as my back went out on me, I will try and make it back on Wednesday. I will get my homework all caught up by then.

Thank you, Frank.