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The following table provides a probability disribution for the random variable x
x: 2 , 4 , 7 , 8
f(x) .20 , .30 , .40, .10
a) Compute E(x)
b) Compute Var(x)
3. Consider a binomal exxperiment with n=10 and p=.10
a) Compute f(0)
b) Compute f(2)
Statistics and Probability, Statistics
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