Question
A medical devices company wants to know the number of hours its MRI machines are used per day. A previous study found a standard deviation
A medical devices company wants to know the number of hours its MRI machines are used per day. A previous study found a standard deviation of five hours. How many MRI machines must the company find data for in order to have a margin of error of at most 0.30 hour when calculating a 98% confidence interval?
Multiple Choice
1,581
1,580.69
1,504
1,503.30
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Global Strategy
Authors: Mike W. Peng
5th Edition
0357512367, 978-0357512364
