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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247874

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2185

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Data file: TIMSS-2015-pop2-ach-reliable-allcountries-metadata

Overview

Valid: 106

Invalid: 894

Type: Discrete

Decimal: 0

loc_start_pos: 126

loc_end_pos: 126

Width: 1

Range: 1 - 6

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	PARTIALLY CORRECT RESPONSE	9	8.5%
2	PARTIALLY CORRECT RESPONSE_duplicated_11	1	0.9%
3	PARTIALLY CORRECT RESPONSE_duplicated_12	1	0.9%
4	CORRECT RESPONSE	28	26.4%
5	CORRECT RESPONSE_duplicated_21	5	4.7%
6	INCORRECT RESPONSE	62	58.5%
Sysmiss		894

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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