Workers and senior-level bosses were asked if it was seriously unethical to monitor emp oyee e-mails; the results are summarized in the following table (based on data from a Gallup poll). Use a 0.05 significance level to test the claim that the response is independent of whether the subject is a worker or a senior-level boss.

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Workers Bosses Unethical to monitor employee e-mails? Yes No 192 244 40 81