library(fitdistrplus) nbboot <- 100 nbboot <- 10 nsample <- 10 # (1) Description of a sample from a normal distribution # with and without uncertainty on skewness and kurtosis estimated by bootstrap # set.seed(1234) x1 <- rnorm(nsample) descdist(x1) descdist(x1,boot=nbboot) # (2) Description of a sample from a beta distribution # with uncertainty on skewness and kurtosis estimated by bootstrap # with changing of default colors # descdist(rbeta(nsample,shape1=0.05,shape2=1),boot=nbboot, obs.col="blue",boot.col="orange") # (3) Description of a sample from a gamma distribution # with uncertainty on skewness and kurtosis estimated by bootstrap # without plotting # descdist(rgamma(nsample,shape=2,rate=1),boot=nbboot,graph=FALSE) # (3) Description of a sample from a Poisson distribution # with uncertainty on skewness and kurtosis estimated by bootstrap # descdist(rpois(nsample,lambda=2),discrete=TRUE,boot=nbboot) # (4) Description of serving size data # with uncertainty on skewness and kurtosis estimated by bootstrap # data(groundbeef) serving <- groundbeef$serving descdist(serving, boot=nbboot)