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Mathematics, 27.03.2020 01:03 kbuhvu
Suppose that scores on a test are normally distributed with a mean of 80 and a standard deviation of 8. Which of the following questions below are of type B? a. Find the 80th percentile. b. Find the cutoff for the A grade if the top 10% get an A. c. Find the percentage scoring more than 90. d. Find the score that separates the bottom 30% from the top 70%. e. Find the probability that a randomly selected student will score more than 80.
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Suppose that scores on a test are normally distributed with a mean of 80 and a standard deviation of...
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