Question: 3.3.20 Leta > O and A > O, and X Gamma(a, A). Prove that Var(X) a/ 12

3.3.20 Leta > O and A > O, and X Gamma(a, A).

3.3.20 Leta > O and A > O, and X Gamma(a, A). Prove that Var(X) a/ 12

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