# convergence of moments

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• June 20th 2012, 10:16 PM
sander
convergence of moments
$Z_1$, $Z_2$, $Z_3$ are independent N(0,1) distributions and $X = |Z_1||Z_2| + |Z_1||Z_3| + |Z_2||Z_3|$.
Prove $\frac{E\left[X^k\right]}{k!}\rightarrow 0$ for $k\rightarrow\infty$.

Thanks in advance.