3 Managers are processing incoming documents. First processes 40% of all documents, 2d processes 35% of all documents, 3d processes 25% of all documents. Probability of 1st manager making an error, while processing a document is 0.04, Probability of 2nd manager making an error, while processing a document is 0.06, Probability of 3rd manager making an error, while processing a document is 0.03. A document is picked up at random. It contains error.  Find the probability: Document was processed by 1st manager Document was processed by 2nd manager Document was processed by 3rd manage

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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3 Managers are processing incoming documents. First processes 40% of all documents, 2d processes 35% of all documents, 3d processes 25% of all documents. Probability of 1st manager making an error, while processing a document is 0.04, Probability of 2nd manager making an error, while processing a document is 0.06, Probability of 3rd manager making an error, while processing a document is 0.03. A document is picked up at random. It contains error.  Find the probability:

  1. Document was processed by 1st manager
  2. Document was processed by 2nd manager
  3. Document was processed by 3rd manager
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