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Solution of problem N1889 Laplace probability theory
1889. The packer packs 900 parts, checked by OTC or manufactured by workers with a personal stamp. The probability that the part is marked with a personal stamp is 0.1. Determine the probability that among them will be with a personal brand: a) 115 parts; b) from 100 to 120 parts.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
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Discount for regular customers! If the total of your purchases from the seller
Massimo86
exceeds: