QMS 202 Final: CQMS202TestOneReviewQuestions(Winter2013).doc
22 Feb 2013
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Ryerson automobile insurance company wants to estimate the mean time it takes for workers who are employed in downtown toronto to get to work. A sample of 10 workers reveals the following number of minutes traveled. In order to estimate the marketing officer"s dinner expenses when out of town on business, the office accountant took a random sample of dinner meal receipts and obtained the following results: Ben, a medical statistician wants to estimate the average weight loss for people who are on a new diet plan. In a preliminary study, he guesses that the standard deviation of the population of weight losses is about 4 kilograms. Financial institutions rely on credit bureaus to provide data for the scorecards that those institutions use to make loan decisions. Ryerson bank was recently encountering problems and wondered whether they were receiving accurate reports. With the approval of the credit bureau, the bank appointed an auditor.
