A survey shows that a typical business traveller spends an average of $280 per day in Toronto.

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A survey shows that a typical business traveller spends an average of $280 per day in Toronto. This cost includes hotel, meals, car rental, and incidentals. A survey of 60 randomly selected business travellers who have been to Toronto on business recently is taken. For the population mean of $280 per day, what is the probability of getting a sample average of more than $270 per day if the population standard deviation is $50?

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Business Statistics For Contemporary Decision Making

ISBN: 9781119577621

3rd Canadian Edition

Authors: Ken Black, Ignacio Castillo

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