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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262728

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BTBG06J (BTBG06J)

Data file: TIMSS-2015-pop2-bg-teacher-sci-allcountries-metadata

Overview

Valid: 919

Invalid: 81

Type: Discrete

Decimal: 0

loc_start_pos: 48

loc_end_pos: 48

Width: 1

Range: 1 - 5

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	Very high	104	11.3%
2	High	278	30.3%
3	Medium	340	37%
4	Low	134	14.6%
5	Very low	63	6.9%
Sysmiss		81

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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