97 probability mass function pmf let x be a discrete

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Unformatted text preview: ss function (PMF) Let X be a discrete random variable. Then the probability mass function (pmf) of X is the real–valued function defined on R by pX (x ) = P(X = x ). An important note is that capital letter, X , is used to denote random variable. Lowercase letter, x , is used to denote possible values of the random variable. Random Variables and Probability Mass Functions From Variables to Random Variables Probability Mass Function 9.8 Notes Random Variables and Probability Mass Functions Example 34 Notes Flip a fair coin 3 times. Let X denote the number...
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This note was uploaded on 01/24/2014 for the course STAT 225 taught by Professor Martin during the Spring '08 term at Purdue University-West Lafayette.

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