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Mathematics 15 Online
OpenStudy (anonymous):

The following table shows the probability distribution for a discrete random variable. X 13| 16 |17| 21| 23| 25 |26 |31 P(X) 0.07 |0.21| 0.17| 0.25| 0.05| 0.04| 0.13| 0.08 What is the mean of this discrete random variable. That is, what is E(X), the expected value of X?

OpenStudy (anonymous):

20.42

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