Q4/B/ Three machines A, B and C produce respectively 1%, 2% and 3% of the total number of items of a factory. the percentages of defective output of these machines are 2%,4% and 6% ,if an item is selected at random, find the probability that the item is defective.

Q4/B/ Three machines A, B and C produce respectively 1%, 2% and 3% of the total number of items of a factory. the percentages of defective output of these machines are 2%,4% and 6% ,if an item is selected at random, find the probability that the item is defective.

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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Q4/B/ Three machines A, B and C produce respectively 1%, 2% and 3% of the
total number of items of a factory. the percentages of defective output of
these machines are 2%,4% and 6% ,if an item is selected at random, find
the probability that the item is defective.

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