what is the probability that at least 1 defective card is in the sample?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 32E
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Printed circuit cards are placed in a functional test after being populated with semiconductor
chips. A lot contains 120 cards, and 15 are selected without replacement for functional testing. If
15 cards are defective, what is the probability that at least 1 defective card is in the sample?
Let X denote the number of cards in the sample that are defective. Then, X has a hypergeometric
distribution. (Show solutions)
a. 0.0356
O b. NONE
O c. 0.1177
O d.0.8823
Transcribed Image Text:Printed circuit cards are placed in a functional test after being populated with semiconductor chips. A lot contains 120 cards, and 15 are selected without replacement for functional testing. If 15 cards are defective, what is the probability that at least 1 defective card is in the sample? Let X denote the number of cards in the sample that are defective. Then, X has a hypergeometric distribution. (Show solutions) a. 0.0356 O b. NONE O c. 0.1177 O d.0.8823
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