Despite his inexperience and some perception that he is a risky choice, candidate A appears to have gained support among the electorate. Three months ago, in a survey of 120 registered voters, 55 said that they would vote for Candidate A. Today, 41 registered voters in a sample of 80 said that they would vote for Candidate A.

Construct a 95% confidence interval for the difference between the two population proportions. PG-69