information: Test or Item information

In SICSresearch/IRTpp_old: Estimating IRT parameters using the IRT Methodology

Description

Computes the amount of test or item information. License :GPL (>= 2) Adapted from CMC_1.0 package

Usage

information(object, range, items = NULL, ...)

Arguments

object	a matrix that contain the coefficient estimates
range	a interval for which the test information should be computed.
items	the items for which the information should be computed.
...	Additional arguments to integrate

Value

TotalInfo the total amount of information.

RangeInfo the amount of information in the specified interval.

RangeProp the proportion of information in the specified interval.

Range the value of range argument

items the value of items argument

SICSresearch/IRTpp_old documentation built on May 9, 2019, 11:12 a.m.