The average (arithmetic mean) number of passengers on a subway car is 60. If the number of

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The average (arithmetic mean) number of passengers on a subway car is 60. If the number of passengers on a car has a normal distribution with a standard deviation of 20, approximately what percent of subway cars carry more than 80 passengers?

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1014 Practice Questions For The New GRE

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Authors: The Princeton Review

Question Posted: Jul 13, 2023 02:03 AM

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The average (arithmetic mean) number of passengers on a subway car is 60. If the number of

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A Adding the standard deviation 20 to the mean 60 ...View the full answer

1014 Practice Questions For The New GRE

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