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Frank Scored 30 on a Test of Assertiveness

Question 9

Multiple Choice

Frank scored 30 on a test of assertiveness.Assuming that assertiveness is normally distributed with a mean of 20 and a standard deviation of 5,what percentage of people are less assertive than Frank?


A) 50 percent
B) 68.5 percent
C) 95.5 percent
D) 97.5 percent

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