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Mathematics, 22.11.2019 06:31 punkinrichard1oxon2i
5.28 a manufacturer knows that on average 20% of the electric toasters produced require repairs within 1 year after they are sold. when 20 toasters are randomly selected, find appropriate numbers x and y such that (a) the probability that at least x of them will require repairs is less than 0.5; (b) the probability that at least y of the?
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5.28 a manufacturer knows that on average 20% of the electric toasters produced require repairs with...
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