a) Draw a tree diagram displaying the probabilities.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:6)
A company which produces a particular drug has two factories, A and B. 30%
of the drug are made in factory A and the rest in factory B. Of the drugs produced by
factory A, 95% meet specifications. Meanwhile, of the drugs produced in factory B, only
75% of the drugs meet specifications. Suppose A = factory A, B = factory B, M = meets
specifications, and NM = does not meet specifications.
a) Draw a tree diagram displaying the probabilities.
P (M |A)
P (M and A)
at lewer 9 Rond
P (A)
P (NM | A)
P (NM and A)_
P (M B)
P (B)
P (M and B).
P (NM | B)
P (NM and B)_
b) Draw the contingency table of all the "and" probabilities:
Total
Total
c) What is the probability that a drug meets specifications or is produced in factor A?
d) Given that the drug meets specifications, what is the probability it was produced in
factory B?
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