Question
Suppose G Geometric(p), and conditional on {G = n}, X Binomial(n, p). Find EX and Var(X) [Hint: iterated expectations].
Suppose G Geometric(p), and conditional on {G = n}, X Binomial(n, p). Find EX and Var(X) [Hint: iterated expectations].
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Finite Mathematics and Its Applications
Authors: Larry J. Goldstein, David I. Schneider, Martha J. Siegel, Steven Hair
12th edition
978-0134768588, 9780134437767, 134768582, 134437764, 978-0134768632
