A political party wishes to estimate the proportion of votes that support the party in a particular state. The party will poll a random sample of n voters from the state. Which of the following is likely to result in the smallest margin of
error?
a) n = 400, confidence level = 95%
b) n = 400, confidence level = 98%
c) n = 400, confidence level = 99%
d) n = 500, confidence level = 95%
e) n=500, confidence level = 99%