Correct?
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Originally Posted by dwsmith Correct? After simplification, does it agree with the general result given here: Gamma distribution - Wikipedia, the free encyclopedia ?
It does. But when I take the second derivative as t = 0 and subtract that from the mean squared, I don't obtain the correct variance.
Originally Posted by dwsmith It does. But when I take the second derivative as t = 0 and subtract that from the mean squared, I don't obtain the correct variance. I do You should try again.