A dry cleaning company has done some research into how customers rate its services, and whether the customer will use its services again. The data are summarized in Exhibit 4.18.
What is the probability that a customer will use the dry cleaning company’s services again? What is the probability that a customer who rates the services as “good” or “excellent” will not use the services again? What does this indicate? Are the service rating and the tendency to use the services again independent?
Answer to relevant QuestionsYour company has two employees, Jane Morton and Oscar Wildman, who are experts at rescuing computers from viruses. One morning, you arrive at work to find that a virus has totally incapacitated the computers on the company ...The human resources department has classified all company employees according to highest level of education attained, and job classification. Education levels are high school, up to four years of post-secondary education, ...A roofing company has analyzed its accounts receivable, and produced the cross-classification table shown in Exhibit 4.17. What is the probability that one of the company’s accounts receivable is < 30 days? What is the ...Brenda Miner has just graduated with a Business diploma. She has applied for a job at the largest Canadian bank. The probability that she will get the job is 0.25. The probability that she will move to Alberta if she is ...Polls show that 25% of Canadians plan to make a contribution to their RRSPs over the next year. What is the probability that four randomly selected Canadians are all planning to make a contribution to their RRSPs over the ...
Post your question