a) A random sample of 6 insurance claims is selected from a lot of 15 that has 3 non-conforming units. Using the hypergeometric distribution, what is the probability that the sample will contain exactly 3 non-conforming units? What is the probability that the sample will contain less than 2 non-conforming units?

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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a) A random sample of 6 insurance claims is selected from a lot of 15 that has 3 non-conforming units. Using the hypergeometric distribution, what is the probability that the sample will contain exactly 3 non-conforming units? What is the probability that the sample will contain less than 2 non-conforming units?

b) A process is in statistical control with a mean of 79.5 mm and a standard deviation of 1.85. The
upper specification limit is 80.2 mm, and the lower specification is 78.6 mm. What are the values
of Cp, Cpk?

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