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Solution of problem N3833 probability theory total prob

Solution of problem N3833 probability theory total prob

Seller: Massimo86

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Product description

  • There are 4 batches of lamps of 10, 20, 30 and 40 pieces each. The probability that the lamps will work for a given time is equal for each batch of 0.6, 0.7, 0.8 and 0.9, respectively. What is the probability that a lamp of 100 given lamps selected at random will work for a given time?

Additional information

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