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

Page views

311523

Downloads

2537

GEN\AMOUNT OF BOOKS AT HOME (ASBH13)

Data file: timss-2015-pop1-num-bg-hm-allcountries-metadata

Overview

Valid: 855

Invalid: 145

Type: Discrete

Decimal: 0

loc_start_pos: 85

loc_end_pos: 85

Width: 1

Range: 1 - 5

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	0â€“10	447	52.3%
2	11â€“25	228	26.7%
3	26â€“100	133	15.6%
4	101â€“200	23	2.7%
5	More than 200	24	2.8%
Sysmiss		145

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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