PS Many analysts have noted a “gender gap” in elections for the U.S. presidency, with women more likely to vote for the Democratic candidate. A sample of university faculty were asked about their political party preference. Do their responses indicate a signifi cant relationship between gender and party preference?

Gender Party Preference Male Female Totals Democrats 10 15 25 Republicans 15 10 25 Totals 25 25 50

a. Is there a statistically signifi cant relationship between gender and party preference?

b. Compute column percentages for the table to determine the pattern of the relationship.

Which gender is more likely to prefer the Democrats?