rasch.plot: Rasch plot

In gvdovandzung/thongke: What the package does (short line)

Usage

rasch.plot(ri, rs, axis = 6, scale = 0.5)

Arguments

ri
rs
axis
scale

Examples

##---- Should be DIRECTLY executable !! ----
##-- ==>  Define data, use random,
##--	or do  help(data=index)  for the standard data sets.

## The function is currently defined as
function (ri, rs, axis = 6, scale = 0.5) 
{
    t1 <- rbind(rasch.di(ri, axis = axis), rasch.ds(rs, axis = axis, 
        scale = scale))
    plot(t1$f1, t1$param, type = "n", xaxt = "n", xlab = "", 
        ylab = "")
    abline(v = 0, lty = 2)
    abline(h = min(rasch.ds(rs)$param), col = "red")
    abline(h = max(rasch.ds(rs)$param), col = "red")
    text(t1$f1, t1$param, labels = rownames(t1), cex = 0.6)
  }

gvdovandzung/thongke documentation built on May 23, 2020, 12:35 a.m.