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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2612

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sci\homework\min assign in cls (ltbshwkm)

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

Overview

Valid: 3357

Minimum: 1

Maximum: 5

Mean: 2.6282394995532

Standard deviation: 1.1157720320414

Type: Discrete

Width: 8

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	fewer than 15 minutes	328	9.8%
2	15-30 minutes	1573	46.9%
3	31-60 minutes	863	25.7%
4	61-90 minutes	205	6.1%
5	more than 90 minutes	388	11.6%
6	logically not applicable	0
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.

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