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2006 Feb 18
1
truncated negative binomial using rnegbin
...unction to generate a vector containing values from a truncated # negative binomial distribution (i.e., no zeros). Select desired # mean and variance, sample size, initial values for mean and theta, # and a threshold value for tests. # # format: out<-nbin(desired_mean, desired_variance, n, initial_mean, # theta, threshold_level) # # example: out<-nbin(2, 1, 100, 2, 2, 0.1) # # nbin<-function(mu.s,var.s,n,mu.i,theta,test) { library(MASS) mu<-0 var<-0 rand<-rep(0,n) while(abs(mu.s-mu)>=test & abs(var.s-var)>=test) { for(i in 1:n...