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lsasim (version 2.1.6)

pisa2012_q_cormat: Correlation matrix from the PISA 2012 background questionnaire

Description

A correlation matrix for the selected background questionnaires and mathematics plausible value.

Usage

pisa2012_q_cormat

Arguments

Format

An 19 by 19 matrix.

Warning

These data are for illustration purposes only. Handling of missing data may not be suitable for valid inferences.

Details

A heterogeneous correlation matrix, consisting of polyserial correlations between numeric and ordinal variables, and polychoric correlations between ordinal variables.

Row/ColNameLabelType
1ST93Q01PerseveranceOrdinal
2ST93Q03PerseveranceOrdinal
3ST93Q04PerseveranceOrdinal
4ST93Q06PerseveranceOrdinal
5ST93Q07PerseveranceOrdinal
6ST94Q05Openness for Problem SolvingOrdinal
7ST94Q06Openness for Problem SolvingOrdinal
8ST94Q09Openness for Problem SolvingOrdinal
9ST94Q10Openness for Problem SolvingOrdinal
10ST94Q14Openness for Problem SolvingOrdinal
11ST88Q01Attitude toward SchoolOrdinal
12ST88Q02Attitude toward SchoolOrdinal
13ST88Q03Attitude toward SchoolOrdinal
14ST88Q04Attitude toward SchoolOrdinal
15ST89Q02Attitude toward SchoolOrdinal
16ST89Q03Attitude toward SchoolOrdinal
17ST89Q04Attitude toward SchoolOrdinal
18ST89Q05Attitude toward SchoolOrdinal
191PV1MATHMathematics Plausible Value 1Continuous