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

321207

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2539

GEN\HOW OFTEN\DAILY LIVES (ATBG14A)

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

Overview

Valid: 909

Invalid: 91

Type: Discrete

Decimal: 0

loc_start_pos: 98

loc_end_pos: 98

Width: 1

Range: 1 - 4

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	Every or almost every lesson	533	58.6%
2	About half the lessons	199	21.9%
3	Some lessons	175	19.3%
4	Never	2	0.2%
Sysmiss		91

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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