Sampling Distributions

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Question

The scores of high school seniors on the ACT college entrance examination in 2003 had a mean of 20.8 and standard deviation of 4.8. the distribution of scores is only roughly Normal. (a) What is the approximate probability that a single student randomly chosen from all those taking the test scores 23... May 06 2012 05:33 PM

 

Solution ID:608925 | This paper was updated on 26-Nov-2015

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