iparPedImp: Item Parameters for the PROMIS Pediatric Strength Impact Item...

iparPedImpR Documentation

Item Parameters for the PROMIS Pediatric Strength Impact Item Bank.

Description

A dataset of IRT calibrations using slope-threshold parameterization for the graded response model. There are 10 items with 5 response categories each. This item bank has several extremely high slopes, which can pose problems for CAT engines.

Usage

iparPedImp

Format

itemID

Item Identifier

a

slope

CB1

Threshold (or category boundary) 1

CB2

Threshold (or category boundary) 2

CB3

Threshold (or category boundary) 3

CB4

Threshold (or category boundary) 4

NCAT

Number of item categories used by this item


akaat/MTBfx documentation built on June 6, 2023, 11:43 p.m.