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From Past History, the Scores on a Statistics Test Are

Question 20

Multiple Choice

From past history, the scores on a statistics test are normally distributed with a mean of 70% and a standard deviation of 5%. To earn a "B" on the test, a student must be in the top 15% of the class. What should a student score to receive a "B"?


A) 75.18
B) 75.49
C) 81.48
D) 76.90

Correct Answer:

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