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

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TIMSS and PIRLS

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Mar 20, 2021

Last modified

Mar 20, 2021

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WHICH PLAN IS LESS EXPENSIVE (2) (MR42302C)

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

Overview

Valid: 110

Invalid: 890

Type: Discrete

Decimal: 0

loc_start_pos: 29

loc_end_pos: 29

Width: 1

Range: 1 - 5

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	PARTIALLY CORRECT RESPONSE	11	10%
2	CORRECT RESPONSE	13	11.8%
3	INCORRECT RESPONSE	44	40%
4	INCORRECT RESPONSE_duplicated_71	4	3.6%
5	INCORRECT RESPONSE_duplicated_79	38	34.5%
Sysmiss		890

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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