(d) Given that the wafer is from Lot C, what is the probability that it is nonconforming? (e) Given that the wafer is nonconforming, what is the probability that it is from Lot C? (f) Let El be the event that the wafer comes from Lot C, and let E2be the event that the wafer is nonconforming. Are E1 and E2 independent?
(d) Given that the wafer is from Lot C, what is the probability that it is nonconforming? (e) Given that the wafer is nonconforming, what is the probability that it is from Lot C? (f) Let El be the event that the wafer comes from Lot C, and let E2be the event that the wafer is nonconforming. Are E1 and E2 independent?
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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Question
Just need help with D E and F
Transcribed Image Text:Chapter 5
2)A population of 621 semiconductor wafers contains wafers from three lots. The wafers are
categorized by lot and by whether they conform to a thickness specification, with the results
shown in the following table. A wafer is chosen at random from the population. Write your
answers as a fraction in lowest terms.
Lot
Conforming Nonconforming
A
B
C
85
168
261
(a) What is the probability that the wafer is from Lot C?
21
44
42
(b) What is the probability that the wafer is nonconforming?
(c) What is the probability that the wafer is from Lot C and is nonconforming?
2
Transcribed Image Text:(d) Given that the wafer is from Lot C, what is the probability that it is nonconforming?
(e) Given that the wafer is nonconforming, what is the probability that it is from Lot C?
(f) Let El be the event that the wafer comes from Lot C, and let E2be the event that the
wafer is nonconforming. Are E1 and E2 independent?
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