Trends in International Mathematics and Science Study, South Africa 2002
Grade 9

South Africa, 2002

Get Microdata

Reference ID

zaf-iea-tpisc-timss-g9-2002-v1

DOI

https://doi.org/10.25828/rnex-4873

Producer(s)

TIMSS & PIRLS International Study Center

Collections

TIMSS and PIRLS

Metadata

Documentation in PDF DDI/XML JSON

Created on

May 11, 2026

Last modified

May 11, 2026

Page views

3469

Downloads

sci\test\how often give in science\hypotheses and conclusions (ltbssthc)

Data file: timss-2002-sa-gr9-v1

Overview

Valid: 3210

Minimum: 1

Maximum: 3

Mean: 1.8165109034268

Standard deviation: 0.58678840851895

Type: Discrete

Width: 8

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	always or almost always	901	28.1%
2	sometimes	1997	62.2%
3	never or almost never	312	9.7%
9	omitted	0

Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.

Back to Catalog