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# R script for heterozygosity randomization procedures:
# pre-plague vs. post-recolonization heterozygosity in each population separately
# Ho = average observed heterozygosity across loci for each individual
# 1A is the population name
pre1 <- a1AHopre[!] #vector of Ho in 1A pre-plague population
avg1A <- rep(NA,10000) #empty vector for populating with mean simulated Ho pre-plague values
post1A <- mean(a1AHopost, na.rm=TRUE) #mean Ho in 1A post-recolonization
count <- 0
for (i in 1:10000) {
avg1A[i] <- mean(sample(pre1, 31, replace=FALSE)) #sample w/out replacement from vector of 1A pre-plague Ho values. In 1A post-recolonization, N=31
if (avg1A[i] > post1A)
count <- count + 1 #Count number of times mean Ho pre-plague is greater than mean Ho post-recolonization
p <- count/10000 #proportion of times Ho(pre) > Ho(post)