For items 2-3: The results of the nationwide aptitude test in Mathematics are normally distributed with a mean of 80 and standard deviation of 15. 2. What is the percentile rank of a score of 84? a. 39.36% b. 10.64% c. 89.36% d. 60.64% 3. What is the score that divides the distribution such that 99% of the cases is below it?

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A: 2,4,4,5,6,7,8 Median = mid value = 5

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