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Solution of problem N1543 Laplace probability theory
1543. The shop has 80 machines working independently of each other. For each machine, the probability of being switched on is 0.9. What is the probability that at some point in time will be included from 60 to 70 machines.
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: