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[3] (20 pts) Suppose that the travel time from your home to your school is normally distributed with mean 40 minutes and standard deviation 7

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[3] (20 pts) Suppose that the travel time from your home to your school is normally distributed with mean 40 minutes and standard deviation 7 minutes. If you want there to be 95% sure that you will not be late for an ofce appointment at 1pm, what is the latest time that you should leave home? The standard normal table is given on the last page of the exam

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