Do sex differences exist in the need for privacy among college students? To find an answer to this question, Pedersen (1987) gave the Privacy Questionnaire to male and female college students. One aspect of this questionnaire measures the need for solitude. Scores on this scale may range from 6 (never need solitude) to 30 (usually need solitude). Suppose the following scores were obtained for 13 males and 13 females. Use the appropriate statistical test to answer the question "Do males and females differ in the rated need for solitude?" Use a = .05 What is the critical value of the test statistic? Report all 3 decimal places