Trends in International Mathematics and Science Study 2011

International, 2011

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Reference ID

int-iea-timss-2011-v1.1

Producer(s)

TIMSS & PIRLS International Study Center

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TIMSS and PIRLS

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Created on

Aug 12, 2015

Last modified

May 25, 2020

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483332

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WEEKLY TIME SPENT ON EARTH SCI HOMEWORK (BSDEWKHW)

Data file: TIMSS 2011 - Population 2 - Student Bg - All Countries v1.0

Overview

Valid: 0

Invalid: 0

Type: Discrete

Decimal: 0

loc_start_pos: 1402

loc_end_pos: 1403

Width: 2

Range: 1 - 9

Format: Numeric

Questions and instructions

Categories

Value	Category
1	3 HOURS OR MORE
2	MORE THAN 45 MINUTES BUT LESS THAN 3 HOURS
3	45 MINUTES OR LESS
6	LOGICALLY NOT APPLICABLE
9	OMITTED OR INVALID
11	.A

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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