Mathematics, 12.03.2020 00:25 tra80
Diamonddiamond can be classified as either gem dash qualitygem-quality or industrial dash gradeindustrial-grade. Suppose that 9999% of diamondsdiamonds are classified as industrial dash gradeindustrial-grade. (a) Two diamondsdiamonds are chosen at random. What is the probability that both diamondsdiamonds are industrial dash gradeindustrial-grade? (b) NineNine diamondsdiamonds are chosen at random. What is the probability that all ninenine diamondsdiamonds are industrial dash gradeindustrial-grade? (c) What is the probability that at least one of ninenine randomly selected diamondsdiamonds is gem dash qualitygem-quality? Would it be unusual that at least one of ninenine randomly selected diamondsdiamonds is gem dash qualitygem-quality?
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