Thank you very much to all for all your responses.
@Dr. Winsemius, E[f(X)] =f(E(X)) if f is convex. Now we know |x| is convex
function, so clearly in this scenario if we compute the expectation of the
((X1+X2+X3)/3-X4) and then take the absolute, then, we will get a lower bound
of the
On Aug 30, 2015, at 8:41 AM, Shant Ch via R-help wrote:
Thank you very much to all for all your responses.
@Dr. Winsemius, E[f(X)] =f(E(X)) if f is convex. Now we know |x| is convex
function, so clearly in this scenario if we compute the expectation of the
((X1+X2+X3)/3-X4) and then take
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