Correcting for Sampling Problems in PISA and the Improvement in Portuguese Students’ Performance

PISA uses a complex sampling procedure based on stratification variables chosen by the participating countries’ authorities. In this paper we analyse the representativeness of the samples used in terms of the distribution of students per grade and track of studies for Portugal. For the three exam ye...

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Bibliographic Details
Main Author: Ferro, Adriana (author)
Other Authors: Freitas, Pedro (author), Nunes, Luis Catela (author), Balcão Reis, Ana (author), Seabra, Carmo (author)
Format: workingPaper
Language:eng
Published: 2019
Subjects:
Online Access:http://hdl.handle.net/10362/82838
Country:Portugal
Oai:oai:run.unl.pt:10362/82838