Assume That a Set of Test Scores in an Introduction

Multiple Choice

Assume that a set of test scores in an Introduction to Finance class is normally distributed with a mean of 72 and a standard deviation of 8. Use the 68-95-99.7 rule to
Find the percentage of scores less than 56.

A) 0.15%
B) 0.3%
C) 2.5%
D) 5%
E) 95%