Posted by Shellie on Thursday, October 8, 2009 at 4:07pm.
x is a random variable with the probability function: f(X) = x/6
for x = 1, 2 or 3 the expected value of X is?

Statistics  PsyDAG, Thursday, October 8, 2009 at 8:33pm
1/6, 1/3, 1/2

Statistics  hector, Tuesday, February 12, 2013 at 9:57pm
2.333
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