Description Usage Arguments Value
Function for writing control and data files from R to Winsteps for Rasch analysis.
1 2 3 |
itms |
Dataframe or matrix of items responses |
dems |
Dataframe or matrix of person identifiers/demographic fields |
partialCredit |
Logical. Should Masters' partial credit model be
estimated? Defaults to FALSE. If the data include more than two categories
and |
idelete |
Items to remove from the analysis. Should be supplied as a vector. |
anchorFile |
Optional name of an anchor file to be included in the
analysis, see |
sAnchorFile |
Optional nam of a structure file to be included in the analysis when anchoring a partial credit scale. |
title |
Title of the analysis, which will be used in the name of the data and text files. Defaults to "r2Winsteps". |
Ifile |
Logical, defaults to |
Pfile |
Logical, defaults to |
Sfile |
Logical, defaults to |
format |
Format in which item and person files should be returned. Takes values "txt" and "XLS" to return txt and XLS files, respectively. Defaults to "txt". Note that "txt" must be used if subsequent calls to batch.ifile/batch.pfile are used to read thefiles back into R. |
dec |
Number of decimals reported in output. Defaults to 2. Must range from 0 to 4. |
Control and Data file for analysis with Winsteps.
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