Markov's inequalityMarkovsInequality2002-04-05 22:00:312006-09-11 14:25:30Theorem% this is the default PlanetMath preamble. as your knowledge
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% define commands hereFor a non-negative random variable $X$ and a standard of accuracy $d > 0$, Markov's inequality \PMlinkescapetext{states} that $P[X \ge d] \le \frac{1}{d} E[X]$.