pair_polychor {bullseye} | R Documentation |
Polychoric correlation
Description
Calculates Polychoric correlation using for every factor variable pair in a dataset.
Usage
pair_polychor(d, handle.na = TRUE, warnings = TRUE, ...)
Arguments
d |
A dataframe |
handle.na |
ignored. Pairwise complete observations are used automatically. |
warnings |
If TRUE, generates a warning for datasets of one row, one column, or with constant variables. |
... |
other arguments |
Details
The polychoric correlation is calculated using the polychor
function from the
polycor
package, and assumes factor levels are in the given order. NAs are automatically handled by pairwise omit.
Value
A tibble of class pairwise
with polychoric correlation for factor pairs,
or NULL if there are not at least two factor variables
Examples
pair_polychor(iris)
[Package bullseye version 1.0.0 Index]