Trends in International Mathematics and Science Study 1999

International, 1999

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Reference ID

int-iea-timss-1999-v1.1

Producer(s)

TIMSS International Study Center

Collections

TIMSS and PIRLS

Metadata

Documentation in PDF DDI/XML JSON

Created on

May 08, 2012

Last modified

May 24, 2020

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493136

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WATER SUPPLY (X) (SS22249B)

Data file: TIMSS 1999 - Population 2 - Student Written Assessment Reliability - All Countries v1

Overview

Valid: 0

Invalid: 0

Type: Discrete

Decimal: 0

loc_start_pos: 149

loc_end_pos: 151

Width: 3

Range: 10 - 99

Format: Numeric

Questions and instructions

Categories

Value	Category
10	correct response
11	correct response
12	correct response
13	correct response
14	correct response
15	correct response
19	other corr. response
70	incorrect response
71	incorrect response
79	other incor. response or uninterpretable
98	not admin.
99	omitted
101	.C

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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