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Q142Section III (Statistics)142 of 190

Markov's inequality applied to g(∣X∣)g(|X|)

Suppose X is an arbitrary random variable and g(⋅)g(\cdot) is a non-negative Borel function on R\mathbb{R}. If g(⋅)g(\cdot) is even and non-decreasing on [0,∞)[0,\infty), then for every a>0a>0:

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