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Mathematics, 12.05.2020 01:57 isalybeaudion2205

A company that produces fine crystal knows from experience that 10% of its goblets have
cosmetic flaws and must be classified as “seconds.”
a). Among 6 randomly selected goblets, how likely is it that only one is a second?
b). Among 6 randomly selected goblets, what is the probability that at least 2 are
seconds?

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