February 27, 2017

Homework Help: Statistics

Posted by Teddy on Sunday, May 15, 2011 at 11:22pm.

In a certain city, there are 10,000 persons age 18 to 24. A simple random sample of
500 such persons is drawn, of whom 200 turn out to be currently enrolled in college. Find a 90%
con¯dence interval for the percentage of persons age 18 to 24 in the city who are attending college.

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