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Mathematics, 10.12.2019 08:31 jeremiahdacalio
The following table shows the probability distribution for a discrete random variable. x 12 15 17 20 22 24 25 30 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? ) a. 20 b. 19.59 c. 20.625 d. 21
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The following table shows the probability distribution for a discrete random variable. x 12 15 17 20...
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