# Multivariate random variable

3.21)

Suppose a machine has three independent components with Exp(.1) lifetimes. Compute the expected lifetime of the machine if it needs all three components to function properly. (This is a multivariate random variable problem)

https://brainmass.com/math/probability/multivariate-random-variable-23851

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Suppose a machine has three independent components with Exp(.1) lifetimes. Compute the ...

#### Solution Summary

This shows how to compute expected lifetime of a machine for a given situation.

$2.19