Solution of problem N609 Laplace probability theory

Solution of problem N609 Laplace probability theory

609. At the tractor factory, a worker for a shift produces 625 parts. The probability that the item will be of the 1st grade is 0.36. What is the probability that the worker will make at least 225, but not more than 255 parts of the 1st grade for a shift; 200 pieces of 1st grade?

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

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