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shipment of 30 computers, 8 are defective. Four computers are chosen at random. Find the probability that:
a)Exactly two are defective
b)None are defective
c)At most two are defective

asked by rachel
  1. <script>alert('Herro')</script>

    posted by Potato
  2. a-1/4
    b-2/30
    c-3/4

    posted by Abi

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