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The Scores on a Certain Test Are Normally Distributed with a Mean

Question 152

Multiple Choice

The scores on a certain test are normally distributed with a mean score of 53 and a standard deviation of 5. What is the probability that a sample of 90 students will have a mean score of at
Least 53.527?


A) 0.3174
B) 0.8413
C) 0.3413
D) 0.1587

Correct Answer:

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