Description Usage Arguments Details Value Examples
difPlot
returns a plot within a new device and saves to chosen directory.
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dat |
A data frame containing at least one item as a column. |
theta |
The ability parameter across which to plot response parameterization. |
save |
Whether or not the generated plots will be saved. Default is |
model |
The desired model to fit to the data. |
type |
The plot type to generate. See Details for a list of valid types. |
This function specializes in generating models to examine DIF.
Currently, the only supported type is "icc"
with "1PL"
and "2PL"
models.
Prints the specified plot by default leaving the options to save to the user.
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