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A system consists of 4 identical components, where at least 3 components need to work for the system to work. Each component has an equally likely chance of failing or working. Let X be the number of components that are failed.

1. Find the probability distribution for X and display it in a table.

2. Find the mean and the variance of the probability distribution for X.

3. What is the probability that the system fails?

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91019026

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