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Tribhuvan university BIT BIT Curriculum Basic Statistics Old Questions 2078

Basic Statistics - Old Questions

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8. During one stage in the manufacture of integrated circuit chips, a coating must be applied. If 70% of chips receive a thick enough coating, find the probability that among 15 chips (i) at least 12 will have thick enough coatings, and (ii) exactly 10 will have thick enough coatings. [5]

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Asked in 2078

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