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OpenStudy (anonymous):
The following table shows the probability distribution for a discrete random variable. X 22 24 25 30 33 37 P(X) 0.16 0.09 0.18 0.12 0.24 0.21 What is the mean of this discrete random variable? That is, what is E(X), the expected value of X? A. 30.27 B. 27.5 C. 29.47 D. 28.5
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OpenStudy (anonymous):
OpenStudy (anonymous):
this history so go to math
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