export(plotLRT,plotMLT,cLRT,gmx)
importFrom("grDevices",   "grey", "dev.new", "palette","rainbow")
importFrom("graphics",    "abline", "identify", "points", "polygon")
importFrom("graphics",    "hist", "lines", "par", "text","segments")
importFrom("graphics",    "legend")
importFrom("stats",       "cor", "lm", "qnorm","na.omit","median")
importFrom("stats",       "optimize","optim","runif","pchisq")
importFrom("stats",       "plogis","qlogis","uniroot","vcov","weights")
importFrom("stats",       "addmargins","coef")
importFrom("psychotools", "raschmodel","pcmodel","rsmodel")
importFrom("psychotools", "itempar","threshpar")
