a) Suppose a circuit board contains 25 diodes, what is the probability that more than 23 diodes (inclusive) will not fail? b) Suppose a circuit board contains 60 diodes, what is the probability more than 2 and at most 5 diodes will fail? c) Suppose a circuit board is as in part b). What is the probability that exactly 6 will fail?
a) Suppose a circuit board contains 25 diodes, what is the probability that more than 23 diodes (inclusive) will not fail? b) Suppose a circuit board contains 60 diodes, what is the probability more than 2 and at most 5 diodes will fail? c) Suppose a circuit board is as in part b). What is the probability that exactly 6 will fail?
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Counting And Probability
Section: Chapter Questions
Problem 13T: In a group of four students, what is the probability that at least two have the same astrological...
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Transcribed Image Text:Problem 3
In proof testing of circuit boards the probability of any particular diode will fail is .05.
a) Suppose a circuit board contains 25 diodes, what is the probability that more than 23 diodes
(inclusive) will not fail?
b) Suppose a circuit board contains 60 diodes, what is the probability more than 2 and at most
5 diodes will fail?
c) Suppose a circuit board is as in part b). What is the probability that exactly 6 will fail?
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