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

384545

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2791

MATH\TIME SPENT ON HOMEWORK (BTBM22B)

Data file: TIMSS-2015-pop2-bg-teacher-math-allcountries-metadata

Overview

Valid: 906

Invalid: 94

Type: Discrete

Decimal: 0

loc_start_pos: 167

loc_end_pos: 167

Width: 1

Range: 1 - 5

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	15 minutes or less	168	18.5%
2	16â€“30 minutes	516	57%
3	31â€“60 minutes	198	21.9%
4	61â€“90 minutes	18	2%
5	More than 90 minutes	6	0.7%
Sysmiss		94

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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