A shipment of components consists of three identical boxes. One box contains 2000 components of which 25% are defective, the second box has 5000 components of which 20% are defective and the third box contains 2000 components of which 600 are defective. A box is selected at random and a component is removed at random from the box. What is the probability that this component is defective? What is the probability, that it came from the second box?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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A shipment of components consists of three identical boxes. One box contains 2000
components of which 25% are defective, the second box has 5000 components of which
20% are defective and the third box contains 2000 components of which 600 are defective.
A box is selected at random and a component is removed at random from the box. What is
the probability that this component is defective? What is the probability, that it came from the
second box?
Transcribed Image Text:A shipment of components consists of three identical boxes. One box contains 2000 components of which 25% are defective, the second box has 5000 components of which 20% are defective and the third box contains 2000 components of which 600 are defective. A box is selected at random and a component is removed at random from the box. What is the probability that this component is defective? What is the probability, that it came from the second box?
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