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OpenStudy (anonymous):

a commercial prawn fisherman recorded the number of prawns he took from each trap. The average number of prawns per trap was 230 with a standard deviation of 22. What number of prawns per trap woud you expect in the interval symmetrical about the mean where 80% of the numbers would be found?

OpenStudy (ujjwal):

It would be better if you posted this question in mathematics group..

OpenStudy (ujjwal):

Click this to reach mathematics group. http://openstudy.com/study#/groups/Mathematics

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