A carton of 20 laptop batteries contains 2 defective ones. A random sample of 3 is selected

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A carton of 20 laptop batteries contains 2 defective ones. A random sample of 3 is selected from the 20 and tested. Let X be the random variable associated with the number of defective batteries found in a sample.

(A) Find the probability distribution of X.

(B) Find the expected number of defective batteries in a sample.

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Finite Mathematics For Business Economics Life Sciences And Social Sciences

ISBN: 9780134862620

14th Edition

Authors: Raymond Barnett, Michael Ziegler, Karl Byleen, Christopher Stocker

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Question Posted: Dec 24, 2023 10:24 AM

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A carton of 20 laptop batteries contains 2 defective ones. A random sample of 3 is selected

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Finite Mathematics For Business Economics Life Sciences And Social Sciences

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