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Let X and Y have a trinomial distribution with parameters
Find
(a) E(X).
(b) E(Y).
(c) Var(X).
(d) Var(Y).
(c) cov(X,Y).
(f) p
Note that
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Probability And Statistical Inference (10th Edition)
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- A First Course in Probability (10th Edition)ProbabilityISBN:9780134753119Author:Sheldon RossPublisher:PEARSON