b.plot: The b-plot DIF procedure
In cswells1/MeasInv: Collection of Methods to Detect Dichotomous and Polytomous Differential Item Functioning (DIF)
Description
Usage
Arguments
Value
Description
The b-plot DIF procedure
Usage
1
b.plot(b.R, b.F, purify, sig.level)
Arguments
b.R
numeric: b-parameters for reference group
b.F
numeric: b-parameters for focal group
purify
logical: purification for the anchor
sig.level
numeric: the significance level
Value
b-plot and a data frame including b_Reference (b-parameters for reference group),
b_Focal(b-parameters for focal group), Distance(distance from the principal axis line),
Distance/SD (Distance devided by the standard deviation of the points around the principal axis line),
and Flagged(item(s) flagged as DIF).
cswells1/MeasInv documentation built on Dec. 19, 2021, 7 p.m.
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
Description Usage Arguments Value
Description
The b-plot DIF procedure
Usage
1 | b.plot(b.R, b.F, purify, sig.level)
|
Arguments
b.R |
numeric: b-parameters for reference group |
b.F |
numeric: b-parameters for focal group |
purify |
logical: purification for the anchor |
sig.level |
numeric: the significance level |
Value
b-plot and a data frame including b_Reference (b-parameters for reference group), b_Focal(b-parameters for focal group), Distance(distance from the principal axis line), Distance/SD (Distance devided by the standard deviation of the points around the principal axis line), and Flagged(item(s) flagged as DIF).
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
Embedding an R snippet on your website
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.