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A set of exam scores is normally distributed and has a mean of 74.4 and a standard deviation of 8.3. What is the probability that a randomly selected score will be between 63 and 66?

User Viswesn
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Answer:

The final exam scores in a statistics class were normally distributed with a mean of and a standard deviation of . Find the probability that a randomly selected student scored more than on the exam. The target inside diameter is but records show that the diameters follows a normal distribution with mean and standard deviation .

Explanation:

User Alex Fedulov
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