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Zero-inflated negative binomial (See related posts)

// Simulates a zero-inflated, negative binomial
// from Ben Bolker

rzinbinom <- function(n, mu, size, zprob) {
  ifelse(runif(n) < zprob, 0, rnbinom(n, mu=mu, size=size))
}
to r distribution by mroutley on Mon Apr 10 18:51:35 -0400 2006

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