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August 22, 2014

Homework Help: Reserach

Posted by Michael on Sunday, November 13, 2011 at 9:51am.

The average commute time via train from the Chicago O'Hare Airport to downtown is 60 minutes with a s=15 minutes. Assume that the commute times are normally distributed. what proportion of commutes would be:

Between 45 and 75 minutes?

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