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

381421

Downloads

2763

ASDHENA (ASDHENA)

Data file: timss-2015-pop1-bg-hm-allcountries-metadata

Overview

Valid: 794

Invalid: 206

Type: Discrete

Decimal: 0

loc_start_pos: 154

loc_end_pos: 154

Width: 1

Range: 1 - 3

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	Often	346	43.6%
2	Sometimes	414	52.1%
3	Never or almost never	34	4.3%
Sysmiss		206

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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