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

245321

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2173

SCI\HOW OFTEN SCIENCE HOMEWORK ASSIGNED (ATBS06A)

Data file: timss-2015-pop1-bg-teacher-allcountries-metadata

Overview

Valid: 664

Invalid: 336

Type: Discrete

Decimal: 0

loc_start_pos: 252

loc_end_pos: 252

Width: 1

Range: 1 - 5

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	No science homework	158	23.8%
2	Less than once a week	179	27%
3	1 or 2 times a week	253	38.1%
4	3 or 4 times a week	56	8.4%
5	Every day	18	2.7%
Sysmiss		336

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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