4 A financial service has 500 clients enrolled and the upper management wants to know...
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4 A financial service has 500 clients enrolled and the upper management wants to know whether the service it provides to affluent clients differs from the service it provides to lower income clients Each client is asked to rate his or her contact person at this financial institution The classification of the service provided is A outstanding A average and A under 2 poor The income categories of the clients are B 50 000 B 50 000 to under 100 000 and B 100 000 2 or more The results are shown in the table below Answer the following items a Complete the table b P BB c P B A d Are A and B independent events YES NO 3 Why
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