Usage
# S3 method for magree
plot(x, type = c("p1", "kappa by observer"),
xlab = NULL, ylab = NULL, main = NULL, ...)
# S3 method for oconnell
plot(x, type = c("p1"), xlab = NULL, ylab = NULL, main = NULL, ...)
# S3 method for schouten
plot(x, type = c("kappa by observer"), xlab = NULL,
ylab = NULL,
main = NULL, xdelta = 0.1, axes = TRUE, ...)