CheckDiscriminations {DFIT}

Identifies items with nonpositive discrimination

Description

Identifies items with nonpositive discrimination

Usage

CheckDiscriminations(itemParameters)

Arguments

itemParameters

A vector or column matrix containing the numeric values of item difficulties

Value

message A character string used to signal items with nonpsitive discriminations

Author(s)

Victor H. Cervantes <vhcervantesb at unal.edu.co>