Page 382, # 1 : Examine the relationship between education (degree) and perception of life (life). Can you reject the null hypothesis that education and perception of life are independent? Make a bar chart that graphically summarizes your findings.

Page 413, #6: 6. The variables husbft and wifeft tell you whether a husband and wife are employed full time. Use the sign test to test whether husbands and wives are equally likely to be employed full time. What do you conclude?

Page 413, #8: Use a nonparametric test to see if there is a difference in hours worked for males and females (variable hrs1). What do you conclude?

#12: Use a nonparametric test to see whether current salaries (variable salnow) for clerical employees differ for the four gender/race groups (variable sexrace). Compare your results from those from a parametric analysis. Summarize your conclusions.

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