What is mean and variance of the probability distribution?
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- A bag contains five tokens numbered 2, 3, 6, 7, and 8.
Two tokens are taken in succession out of the bag without replacement.
- Create the probability distribution for “x” being the number of odd numbered tokens drawn.
- What is mean and variance of the probability distribution?
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- A manufacturer has determined that a machine averages one faulty unit for every 500 it produces. What is the probability that an order of 300 units will have one or more faulty units?Show that the probability of drawing a club at random from a standard deck of 52 playing cards is the same as the probability of drawing the ace of hearts at random from a set of four cards consisting of the aces of hearts, diamonds, clubs, and spades.