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

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Created on

May 11, 2026

Last modified

May 11, 2026

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gen\total instructional time (bcbgtitd)

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

Overview

Valid: 4141

Minimum: 1

Maximum: 7

Mean: 4.4252595991306

Standard deviation: 1.6617403895331

Type: Discrete

Width: 8

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	4 hours or less	258	7.2%
2	4.5 hours	223	6.3%
3	5 hours	686	19.3%
4	5.5 hours	1034	29%
5	6 hours	793	22.3%
6	6.5 hours or more	567	15.9%
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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