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