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

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Created on

Mar 20, 2021

Last modified

Mar 20, 2021

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FIND VERTICES OF TRAPEZOIDS M AND N (2) (MR62288)

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

Overview

Valid: 109

Invalid: 891

Type: Discrete

Decimal: 0

loc_start_pos: 97

loc_end_pos: 97

Width: 1

Range: 1 - 4

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	PARTIALLY CORRECT RESPONSE	8	7.3%
2	PARTIALLY CORRECT RESPONSE_duplicated_11	2	1.8%
3	CORRECT RESPONSE	20	18.3%
4	INCORRECT RESPONSE	79	72.5%
Sysmiss		891

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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