Question

A "teen ethics poll" was commissioned by Junior Achievement and Deloitte. The survey by Harris Interactive surveyed 787 students aged 13­18.
(a) Assuming that this was a random sample of all students in this age group, find the margin of error of the poll.
(b) Would the margin of error be greater or smaller for the subgroup consisting only of male students? Explain.


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  • CreatedAugust 19, 2015
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