Statistics Exercise VI: Non-parametric statistics

These weekly exercises provide the opportunity for you to understand and apply statistical methods and analysis. Unless otherwise stated, use 5% (.05) as your alpha level (cutoff for statistical significance).

Ice Cream Flavor Preference by Gender

MenWomenMarginal Row TotalsVanilla151025Chocolate30535Marginal Column Totals451560(Grand Total)

The chi-square statistic is 5.143. Thep-value is .0233. This result is significant atp< .05.

1. #1. The chart above shows male and female preferences for vanilla vs. chocolate ice cream among men and women.What percent of men prefer chocolate over vanilla? ________
2. What percent of women prefer chocolate over vanilla? ________
3. Report the results of the statistical test in plain language: