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

244951

Downloads

2173

BIRDS CAN'T SURVIVE WITHOUT PLANTS (1) (S042408)

Data file: TIMSS-2015-pop2-studen-achievement-allcountries-metadata

Overview

Valid: 130

Invalid: 870

Type: Discrete

Decimal: 0

loc_start_pos: 333

loc_end_pos: 333

Width: 1

Range: 1 - 4

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	CORRECT RESPONSE	42	32.3%
2	CORRECT RESPONSE_duplicated_11	7	5.4%
3	INCORRECT RESPONSE	17	13.1%
4	INCORRECT RESPONSE_duplicated_79	64	49.2%
Sysmiss		870

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