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

320976

Downloads

2539

Teacher Link Number (IDLINK)

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

Overview

Valid: 1000

Invalid: 0

Type: Discrete

Decimal: 0

loc_start_pos: 22

loc_end_pos: 22

Width: 1

Range: 1 - 4

Format: Numeric

Questions and instructions

Categories

Value	Cases
1	704	70.4%
2	187	18.7%
3	92	9.2%
4	17	1.7%

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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