23. Telecommuting As an alternative to flextime, many companies allow employees to do some of their work at home. Individuals in a random sample of 300 workers were classified according to salary and number of workdays per week spent at home

a. Do the data present sufficient evidence to indicate that salary is dependent on the number of workdays spent at home? Test using a 5.05.

b. Use Table 5 in Appendix I to approximate the p-value for this test of hypothesis. Does the p-value confirm your conclusions from part a?

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Workdays at Home per Week Less Than At Least One, but Not All All at Home Salary One Under $50,000 38 16 $50,000-$74,999 54 $75,000-$99,999 Above $100,000 35 33 29 #222 6222 14 12 9 12