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4139. The chickens output in the incubator is 75% of th 2019

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4139. The chickens output in the incubator is 75% of the number of eggs laid. Estimate the probability that out of 1000 eggs laid, they will hatch: a) exactly 750 chickens; b) from 720 to 780 chickens.

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Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)

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