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A large group of students take a test. The test scores are normally distributed with a mean of 73 and a standard deviation of 15.
A large group of students take a test. The test scores are normally distributed with a mean of 73 and a standard deviation of 15. If the tests are graded on the familiar scale from 0 to 100 and the school principal wants to reward the best 10% of the students, what is the cut off score for the students who will get the reward
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