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

Metadata

DDI/XML JSON

Created on

Mar 20, 2021

Last modified

Mar 20, 2021

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GEN\MAGAZINES WITH DIFFERENT TITLES\PRINT (ACBG13BA)

Data file: timss-2015-pop1-num-bg-sch-allcountries-metadata

Overview

Valid: 614

Invalid: 386

Type: Discrete

Decimal: 0

loc_start_pos: 40

loc_end_pos: 40

Width: 1

Range: 1 - 5

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	0	117	19.1%
2	1â€“5	179	29.2%
3	6â€“10	112	18.2%
4	11â€“30	89	14.5%
5	31 or more	117	19.1%
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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