IRT Item-Person Map with 'ConQuest' Integration


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Documentation for package ‘WrightMap’ version 1.3

Help Pages

WrightMap-package Wright Map: IRT Item-Person Map
CCCfit Empirical category characteristic curve plot for the Partial Credit Model
CQmodel ConQuest Output Processing
cutLines Person probability plots
difplot Plotting confidence intervals and DIF
difplot.character Plotting confidence intervals and DIF
difplot.CQmodel Plotting confidence intervals and DIF
difplot.default Plotting confidence intervals and DIF
extract.deltas Extract Master's Delta parameters from a TAM model.
fitgraph Item Fit Graphs
fitgraph.character Item Fit Graphs
fitgraph.CQmodel Item Fit Graphs
fitgraph.default Item Fit Graphs
fitgraph.numeric Item Fit Graphs
ICCfit Empirical item characteristic curve plot for the Rasch Model~
item.person.data Processing CQmodel objects for plotting
item.side Wright Map item sides
itemClassic Wright Map item sides
itemData Processing CQmodel objects for plotting
itemData.character Processing CQmodel objects for plotting
itemData.CQmodel Processing CQmodel objects for plotting
itemData.default Processing CQmodel objects for plotting
itemHist Wright Map item sides
itemModern Wright Map item sides
kidmap Person probability plots
make.deltas Calculate Master's Delta parameters.
make.deltas.character Calculate Master's Delta parameters.
make.deltas.CQmodel Calculate Master's Delta parameters.
make.deltas.default Calculate Master's Delta parameters.
make.thresholds Calculate Thurstonian thresholds.
make.thresholds.character Calculate Thurstonian thresholds.
make.thresholds.CQmodel Calculate Thurstonian thresholds.
make.thresholds.default Calculate Thurstonian thresholds.
make.thresholds.matrix Calculate Thurstonian thresholds.
person.side Wright Map person sides
personData Processing CQmodel objects for plotting
personData.character Processing CQmodel objects for plotting
personData.CQmodel Processing CQmodel objects for plotting
personData.default Processing CQmodel objects for plotting
personDens Wright Map person sides
personHist Wright Map person sides
plot.CQmodel wrightMap: item-person maps
plotCI Plotting confidence intervals and DIF
ppPlot Person probability plots
print.CQmodel ConQuest Output Processing
print.SOE ConQuest Output Processing
WrightMap Wright Map: IRT Item-Person Map
wrightMap wrightMap: item-person maps