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Category > Math Posted 17 Aug 2017 My Price 7.00

The scores of students on the ACT college entrance exam in 2001 had mean

The scores of students on the ACT college entrance exam in 2001 had mean of 21 and standard deviation of 4.7. The distribution of scores is only roughly normal. 3. What is the approximate probability that the mean score of these 50 students is 23 or higher? 
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SophiaPretty
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Status NEW Posted 17 Aug 2017 10:08 AM My Price 7.00

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