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  3. suppose box 1 has four black marbles and two white

Suppose box 1 has four black marbles and two white marbles, and box 2 has two...

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Statistics

  1. Suppose box 1 has four black marbles and two white marbles, andbox 2 has two black marbles and five marbles. If you picked onemarble from one of the two boxes at random, what it the probabilitythat you picked from box 1 given that the marble you picked isblack?

  1. A raffle has 5000 tickets with the following prizes: 1 tickethas $2000 prize, 10 tickets have $200 prize, and 20 tickets have$50 prize and 500 tickets have a $20 prize. If to buy a ticketcosts $15, and X is the random variable that measures netprofit:
  1. Calculate the pdf table of X
  2. Calculate E(X), Var(X)

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