recategorize: Recategorization of data using a new categorization scheme

In IRTest: Parameter Estimation of Item Response Theory with Estimation of Latent Distribution

Recategorization of data using a new categorization scheme

Description

With a recategorization scheme as an input, this function implements recategorization for the input data.

Usage

recategorize(data, new_cat)

Arguments

data	An item response matrix.
new_cat	A list of a new categorization scheme.

Value

Recategorized data

Author(s)

Seewoo Li [e-mail]

Examples

# Preparation of dichotomous item response data

data <- DataGeneration(N=1000,
                       nitem_P = 8)$data_P

# Analysis

M1 <- IRTest_Poly(data)

# Recommendation of category collapsing

new_cat <- cat_clps(M1$par_est)

# Recategorization of data

recategorize(data, new_cat)

IRTest documentation built on Oct. 4, 2024, 5:11 p.m.