A shelf in the Metro Department Store contains 95 colored ink cartridges for a popular ink-jet printer. Seven of the cartridges are defective.
(a) If a customer selects 2 cartridges at random from the shelf,
what is the probability that both are defective? (Round your answer
to five decimal places.)
(b) If a customer selects 2 cartridges at random from the shelf,
what is the probability that at least 1 is defective? (Round your
answer to three decimal places.)
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