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After Writing His Biology Exam, Sam's Professor Announces That the Grades

Question 19

Multiple Choice

After writing his Biology exam, Sam's professor announces that the grades from the exam were normally distributed with a mean of 60 and a standard deviation of 10. Sam's grade on the exam was 70. Approximately what percentage of the class had a grade on the exam that was higher than Sam's?


A) 2%
B) 10%
C) 16%
D) 34%
E) 84%

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