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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248030

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2185

WHO SPENT MORE FOR SHOES (1) (MI52094)

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

Overview

Valid: 155

Invalid: 845

Type: Discrete

Decimal: 0

loc_start_pos: 263

loc_end_pos: 263

Width: 1

Range: 1 - 3

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	Identical codes (both digits in the original and second scores)	143	92.3%
2	Identicalscorlevels,butdifferentdiagnosticcds(frstdgtofbthscrsarthsm,scnddffrnt)	2	1.3%
3	Different score levels (first digit of both scores are different)	10	6.5%
Sysmiss		845

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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