Yes No

Workers 191 244

Bosses 39 81

Workers and senior-level bosses were asked if it was seriously unethical to monitor employee e-mail. The results are summarized in the table to the right. Use a 0.05 significance level to test the claim that the response is independent of whether the subject is a worker or a boss

Assuming independence between the two variables, find the expected frequency for each cell of the table.