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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263476

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BSDGEDUP (BSDGEDUP)

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

Overview

Valid: 970

Invalid: 30

Type: Discrete

Decimal: 0

loc_start_pos: 1308

loc_end_pos: 1308

Width: 1

Range: 1 - 6

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	University or Higher	286	29.5%
2	Post-secondary but not University	161	16.6%
3	Upper Secondary	181	18.7%
4	Lower Secondary	77	7.9%
5	Some Primary, Lower Secondary or No School	46	4.7%
6	Don't Know	219	22.6%
Sysmiss		30

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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