Someone at Your College Conducts a Survey on Helping and Voluntarism

Essay

Someone at your college conducts a survey on helping and voluntarism. Suppose you are consulted about how to analyze the data to test the hypothesis that students majoring in the arts are more likely to do volunteer work than students majoring in the sciences. (a) What questions would you ask about the data before you make your recommendations? (b) As you might point out, why is a bivariate analysis seldom, if ever, sufficient to test a hypothesis that one variable causes another? (c) As you might explain, how is multiple regression superior to elaboration?