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Lecture 31
Discrete conditional distributions
Conditional expectation given an event
E(Y |X)
Expectation of a random sum
Sharkey's casino
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Discrete conditional distributions
Number of successes in a random number of trials
· X is the number showing on a fair die. X fair coins are
then tossed, to give a total of Y heads.
P{Y = y|X = x} =

Source: Adler, Robert J. - Faculty of Industrial Engineering and Management, Technion, Israel Institute of Technology

Collections: Mathematics; Engineering