Question: The Human Resources Director for a large company is studying absenteeism among hourly workers. A sample of 120 day shift employees showed 15 were absent more than five days last year. A sample of 80 afternoon employees showed 18 to be absent five or more times. At the 0.01 significance level can we conclude that there is a higher proportion of absenteeism among afternoon employees?

1. State the null and alternate hypotheses.

b . State the decision rule.

c . Compute the value of the test statistic.

d . Compute the p -value.

e . What is your decision regarding the null hypothesis? Interpret the result.

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