Answered: What is the probability of a defect,…

What is the probability of a defect, knowing the part came from Factory E? Based upon these probabilities, which factory should be investigated more?

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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Question

What is the probability of a defect, knowing the part came from Factory D?

What is the probability of a defect, knowing the part came from Factory E?

Based upon these probabilities, which factory should be investigated more?

	Rejected Parts	Good Parts	Total
Factory A	120	3380	3500
Factory B	125	2575	2700
Factory C	210	4790	5000
Factory D	712	3988	4700
Factory E	120	3480	3600
Total	1287	18213	19500

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