(a) For the hierarchy in Example 4.4.6, show that the marginal distribution of X is given by...
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(a) For the hierarchy in Example 4.4.6, show that the marginal distribution of X is given by the beta-binomial distribution,
(b) A variation on the hierarchical model in part (a) is
X|P ~ negative binomial(r, P) and P ~ beta(α, β).
Find the marginal pmf of X and its mean and variance. (This distribution is the beta-Pascal.)
DistributionThe word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...
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