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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381592

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COST OF PHONE FOR 1 YEAR (2) (MR42302A)

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

Overview

Valid: 111

Invalid: 889

Type: Discrete

Decimal: 0

loc_start_pos: 27

loc_end_pos: 27

Width: 1

Range: 1 - 4

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	PARTIALLY CORRECT RESPONSE	17	15.3%
2	PARTIALLY CORRECT RESPONSE_duplicated_11	2	1.8%
3	CORRECT RESPONSE	39	35.1%
4	INCORRECT RESPONSE	53	47.7%
Sysmiss		889

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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