Passengers using New Yorks MetroCard system must swipe the c

Passengers using New York\'s MetroCard system must swipe the card at a rate between 14 and 38 inches per second, or else the card must be re-swiped through the card reader. Research shows that actual swipe rates by subway riders are uniformly distributed between 4 and 46 inches per second.

What is the mean swipe rate? (Round your answer to 2 decimal places.)

What is the standard deviation of the swipe rate? (Round your answer to 2 decimal places.)

What are the quartiles? (Round your answers to 2 decimal places.)

What percentage of subway riders must re-swipe the card because they were outside the acceptable range? (Round your answer to 2 decimal places.)

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