The Scholastic Aptitude Test mathematics test scores across the population of high school seniors...

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Question

The Scholastic Aptitude Test mathematics test scores across the population of high school seniors follow a normal distribution with mean 500 and standard deviation 100. If five seniors are randomly chosen, find the probability that (a) all scored below 600 and (b) exactly three of them scored above 640. Oct 06 2014 11:19 AM

 

Solution ID:608926 | This paper was updated on 26-Nov-2015

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