exportPattern("^[[:alpha:]]+")
import("pROC")
importFrom("graphics", "hist", "lines", "plot")
importFrom("stats", "approx", "dnorm", "kmeans", "median", "na.omit",
             "optimize", "pchisq", "pnorm", "qnorm", "rbinom", "rnorm",
             "sd")
S3method(plot, model)
S3method(print, model)
S3method(summary, model)
