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Mathematics, 26.05.2021 17:20 ghari112345
Cheap-As-Dirt Rental Company advertises that the average cost of a rental they find for undergraduate students at the University of Oregon is $550 with a standard deviation of $80 (Let us assume the rents are approximately Normally distributed.) The Department of Consumer Protection will investigate the company if, when they choose a sample of students, they find that the average rental cost for those students is $600 or more. Assuming that the company is advertising truthfully, what is the probability that the company will be investigated if the Department of Consumer Protection samples 12 clients
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