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

Page views

385202

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2796

BSBG16I (BSBG16I)

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

Overview

Valid: 945

Invalid: 55

Type: Discrete

Decimal: 0

loc_start_pos: 76

loc_end_pos: 76

Width: 1

Range: 1 - 4

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	At least once a week	47	5%
2	Once or twice a month	39	4.1%
3	A few times a year	83	8.8%
4	Never	776	82.1%
Sysmiss		55

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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