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Mathematics, 12.01.2020 02:31 ricardodeleon152
The probability of drawing a heart from a standard deck of cards 100 times and replace the card each time, how many times would you expect to draw a heart?
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Four airplanes carrying a total of 400 passengersarrive at the detroit airport. the airplanes carry, respectively,50, 80, 110, and 160 passengers. a) one of the 400 passengers is selected uniformly at random. let x denote the number of passengers that were on theairplane carrying the randomly selected passenger. find var(x)for x as given in the problemb) one of the 4 airplane drivers is also selected uniformly atrandom. let y denote the number of passengers on the chosen driver’s airplane. find var(y) for y as given in the problem
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The probability of drawing a heart from a standard deck of cards 100 times and replace the card each...
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