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Moderate

Libertarian Voters

APSTAT-LESFPW

A political scientist wishes to estimate the true proportion of citizens who consider themselves Libertarian.

Last year, it was estimated that $14\%$ of all United States citizens were Libertarian.

How many people will the political scientist have to interview to keep the margin of error less than $2\%$ for a $95\%$ confidence interval?

A

$1,157\text{ people}$

B

$1,998\text{ people}$

C

$1,156\text{ people}$

D

$815\text{ people}$

E

$301\text{ people}$