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Problem: An airline charges the following baggage fees: $30 for the first bag and $40 for the second. Suppose 45% of passengers have no checked luggage, 35% have only one piece of checked luggage and 20% have two pieces. We suppose a negligible portion of people check more than two bags.
a) The average baggage-related revenue per passenger is: $___________? (please round to the nearest cent)
b) The standard deviation of baggage-related revenue is: $___________? (please round to the nearest cent)
c) About how much revenue should the airline expect for a flight of 130 passengers? $___________? (please round to the nearest dollar)
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