plot.Cat {catSurv}

Plotting function for Cat object

Description

Function to plot item response functions, item characteristic functions, and item information functions for Cat objects.

Usage

## S4 method for signature 'Cat'
plot(x, item, plotType, xlim = c(-5, 5), ...)

Arguments

x

Cat object.

item

Numeric. Item index.

plotType

Character. Either "IRF", "ICC", or "IIF" for item response functions, item characteristic functions, and item information functions, respectively.

xlim

Vector. Range of the x-axis.

...

Other arguments passed to plot().