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Back to 4.5 Hypergeometric Distribution (Optional)

4.5 Exercise 4

Avg difficulty 2.5

A gross of eggs contains 144 eggs. A particular gross is known to have 12 cracked eggs. An inspector randomly chooses 15 for inspection. She wants to know the probability that, among the 15, at most three are cracked. What is X, and what values does it take on?

OpenStax Statistics, 4.5 Hypergeometric Distribution (Optional), exercise 4

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