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

South Africa, 2002

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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

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gen\years of teacher training (ltbgyttr)

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

Overview

Valid: 3261

Minimum: 1

Maximum: 7

Mean: 4.0297454768476

Standard deviation: 1.5216348457859

Type: Discrete

Width: 8

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	0 years	304	9.3%
2	1 year	196	6%
3	2 years	294	9%
4	3 years	1509	46.3%
5	4 years	505	15.5%
6	5 years	169	5.2%
7	more than 5 years	284	8.7%
99	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.

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