ptbis {pairwise} | R Documentation |
Calculation of the point biserial correlations for dicho- or polytomous item categories with total scale (person parameter).
ptbis(y, daten = NULL)
y |
either an object of class |
daten |
if argument y is not an object of class |
no details in the moment.
An object of class c("data.frame", "ptbis")
containing item statistics.
###################### ######## data(sim200x3) # loading reponse data y <- rowSums(sim200x3) ptbis(y=y, daten=sim200x3) #### result <- pers(pair(sim200x3)) ptbis(y= result)