nextItem: Computes next item to present while updating test parameters

In LearningRaph/felix: A Computer Adative Testing Wrapping Package

Description

This function is a wrapping of different CAT functions. It updates the theta estimate, the theta error estimate, the score and the reliability test parameters, then computes next item to present.

Usage

nextItem(assessment, items, itemsResponses, itemsParameters)

Arguments

assessment	dataframe of assessment parameters (JSON : Object)
items	character: vector of items Ids (JSON : Array)
itemsResponses	numeric or NULL: matrix of items responses (JSON : Array of objects with items Ids)
itemsParameters	numeric: matrix of all available items parameters (JSON : Array of objects)

Details

The itemsResponsescan be NULL if we are looking for the first item to present.

Value

list of updated inputs (JSON: Object)

LearningRaph/felix documentation built on Nov. 22, 2019, 8:07 a.m.