Trends in International Mathematics and Science Study 2015

International, 2015

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Reference ID

int-iea-timss-2015-v1

Producer(s)

TIMSS & PIRLS International Study Center

Collections

TIMSS and PIRLS

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Mar 20, 2021

Last modified

Mar 20, 2021

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GEN\BOOKS IN LIBRARY\DIGITAL (BCBG12AB)

Data file: TIMSS-2015-pop2-bg-sch-allcountries-metadata

Overview

Valid: 614

Invalid: 386

Type: Discrete

Decimal: 0

loc_start_pos: 35

loc_end_pos: 35

Width: 1

Range: 1 - 6

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	250 or fewer	469	76.4%
2	251â€“500	59	9.6%
3	501â€“2,000	38	6.2%
4	2,001â€“5,000	19	3.1%
5	5,001â€“10,000	16	2.6%
6	More than 10,000	13	2.1%
Sysmiss		386

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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