How long do people spend traveling to work? The answer may depend on where they live. Here are the travel times in minutes for 15 workers in North Carolina, chosen at andom by the Census Bureau: 5 10 10 10 10 12 15 20 20 25 30 30 40 40 60 What is the mean travel time for these 15 North Carolina workers? 15.5 20 22.5 14.7 15.2 D

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