C3. We extend our analysis of sex and trust, from Exercise 1, with the addition of a control variable, race. Bivariate tables for whites and blacks are presented.

1. W hic h ra cia l group has a higher percentage of respondents indicating that they can trust people?
2. For black respondents, are women more likely to report than men that they can trust people?
3. For each table, test the hypothesis that sex and trust are independent (alpha = .01).
What do you conclude?

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For Whites Can People Be Trusted? Men Women Total Can trust 136 129 265 Cannot trust 186 221 407 Depends Total 10 14 24 332 364 696