Of interest is the proportion of Lewis students who spend more than $500 on books per semester. A sample of 250 students

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Of interest is the proportion of Lewis students who spend more
than $500 on books per semester. A sample of 250 students revealed
that 100 of them had spent more than $500. What is the 95 percent
confidence interval for the population proportion? Rather than a
written interpretation, at the bottom of the page answer the
following: is it your understanding that financial aid director
could claim that half of the Lewis population of students spend
more than $500 on books per semester. Give a reason to support your
answer.