A package contains 100 LED light bulbs, of which 10 are defective. A sample of five bulbs

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A package contains 100 LED light bulbs, of which 10 are defective. A sample of five bulbs is selected at random.
(a) How many different samples are there?
(b) How many of the samples contain two defective bulbs?
(c) How many of the samples contain at least one defective bulb?
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Finite Mathematics and Its Applications

ISBN: 978-0134768632

12th edition

Authors: Larry J. Goldstein, David I. Schneider, Martha J. Siegel, Steven Hair

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