• Change ties.method = c("HollanderWolfe", "Pratt") to zero.method = c("Pratt", "Wilcoxon") in wilcoxsign_test() following a suggestion by Fritz Scholz. A warning is fired to avoid misleading and nonreproducible results.
  • Use quantile(..., type = 1) for computing approximate quantiles (suggested by Fritz Scholz).