ItemDfStdZ {conquestr} | R Documentation |
ItemDfStdZ
Description
Calculates centred and scaled item parameter estimates. Also calculates standardised standard errors of item parameter estimates to complement scaled item parameter estimates.
Usage
ItemDfStdZ(myDf)
Arguments
myDf |
a data frame. |
Value
a data frame.
See Also
conquestr::sysToItemDifDf()
[Package conquestr version 1.3.4 Index]