Repeat Example 2 using a random sample of 4. Data from Example 2 A carton of 20
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Repeat Example 2 using a random sample of 4.
Data from Example 2
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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