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gas
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Can one prove for a sequence of positive random variable $$X_{n}$$$X_{n}$ such that $\lim_{n\to \infty}E[x_{n} = 0]$$\lim_{n\to \infty}E[x_{n}] = 0$ and $\lim_{n\to \infty}E[x_{n}x_{n}]= 0$ all the cumulants go to zero once $n\to \infty$ ?

Can one prove for a sequence of positive random variable $$X_{n}$$ such that $\lim_{n\to \infty}E[x_{n} = 0]$ and $\lim_{n\to \infty}E[x_{n}x_{n}]= 0$ all the cumulants go to zero once $n\to \infty$ ?

Can one prove for a sequence of positive random variable $X_{n}$ such that $\lim_{n\to \infty}E[x_{n}] = 0$ and $\lim_{n\to \infty}E[x_{n}x_{n}]= 0$ all the cumulants go to zero once $n\to \infty$ ?

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gas
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Cumulants of a sequence of variables with zero mean and variance

Can one prove for a sequence of positive random variable $$X_{n}$$ such that $\lim_{n\to \infty}E[x_{n} = 0]$ and $\lim_{n\to \infty}E[x_{n}x_{n}]= 0$ all the cumulants go to zero once $n\to \infty$ ?