An Exit Poll Is Conducted to Estimate the Proportion of Voters

Multiple Choice

An exit poll is conducted to estimate the proportion of voters who chose candidate A over candidate B.Out of 40 people surveyed, 12 indicated that they had voted for candidate A.What is a 95% confidence interval for the proportion of voters who chose candidate A?

A) (0.158, 0.442)
B) (0.181, 0.419)
C) (0.132, 0.469)
D) (0.154, 0.446)