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

249072

Downloads

2185

WHY FROGS LAY MORE EGGS THAN BIRDS (1) (SR51164)

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

Overview

Valid: 124

Invalid: 876

Type: Discrete

Decimal: 0

loc_start_pos: 302

loc_end_pos: 302

Width: 1

Range: 1 - 2

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	CORRECT RESPONSE	20	16.1%
2	INCORRECT RESPONSE	104	83.9%
Sysmiss		876

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