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匿名
匿名 發問於 科學及數學數學 · 6 年前

Probability Question

Suppose each item produced by a certain manufacturer is, independently, of

acceptable quality with probability 0.9. Approximate the probability (by a Normal

distribution)that at most 5 of the next 100 items produced are unacceptable.

Please refer to the normal distribution table online.

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