(Answered) Question in his management information systems textbook

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Question: In his management information systems textbook, Professor David Kroenke raises an interesting point: If 98% of our market has Internet access, do we have a responsibility to provide non-Internet materials to that other 2%? (D. M. Kroenke, Using MIS, Upper Saddle River, NJ: Prentice Hall, 2007, p. 29a.) Suppose that 98% of the customers in your market have Internet access and you select a random sample of 500 customers. What is the probability that the sample has

a. greater than 99% with Internet access?

b. between 97% and 99% with Internet access?

c. less than 97% with Internet access?

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