Trends in International Mathematics and Science Study 2015

International, 2015

Get Microdata

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

Page views

315055

Downloads

2539

HOW TO PROTECT TEETH FROM DECAY (1) (SR41043)

Data file: timss-2015-pop1-stu-ach-reliable-allcountries-metadata

Overview

Valid: 118

Invalid: 882

Type: Discrete

Decimal: 0

loc_start_pos: 308

loc_end_pos: 308

Width: 1

Range: 1 - 5

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	CORRECT RESPONSE	49	41.5%
2	CORRECT RESPONSE_duplicated_11	26	22%
3	CORRECT RESPONSE_duplicated_12	9	7.6%
4	CORRECT RESPONSE_duplicated_19	5	4.2%
5	INCORRECT RESPONSE	29	24.6%
Sysmiss		882

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.

Back to Catalog