# Suppose the final exam in this class has a normal, or bell-shaped, grade distribution of exam scores, with an average

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## Question:

Suppose the final exam in this class has a normal, or bell-shaped, grade distribution of exam scores, with an average score of 80. An approximate function that models your class’s grades on the exam is ,

where N represents the number of students who received the score x.

a. Graph this function.

b. What is the average grade?

c. Approximately how many students scored a 60?

d. Approximately how many students scored 100?

**Related Book For**

## Quantitative Analysis for Management

ISBN: 978-0132149112

11th Edition

Authors: Barry render, Ralph m. stair, Michael e. Hanna

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