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Two part question SAT verbal scores are normally distributed with a mean of 430 and a standard deviation of 120 (based on the data from

Two part question

SAT verbal scores are normally distributed with a mean of 430 and a standard deviation of 120

(based on the data from the College Board ATP)

a) If a single student is randomly selected, find the probability that the student's score on the SAT verbal is above 500

b) If a sample of 15 students is selected randomly find the probability that the sample mean is above 500.

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