PISA, and similar international standardised assessments of educational attainment are increasingly used in the process of education policymaking at both national and international levels.
PISA was … See more

PISA is sponsored, governed, and coordinated by the OECD, but paid for by participating countries. See more

(China) China's participation in the 2012 test was limited to Shanghai, Hong Kong, and Macau as separate entities. In 2012, Shanghai participated for the second time, again topping the … See more

David Spiegelhalter of Cambridge wrote: "Pisa does present the uncertainty in the scores and ranks - for example the United Kingdom rank in the 65 countries is said to be between 23 and 31. It's unwise for countries to base education policy on their Pisa results, as See more

PISA stands in a tradition of international school studies, undertaken since the late 1950s by the International Association for the Evaluation of Educational Achievement (IEA). Much of … See more

Sampling
The students tested by PISA are aged between 15 years and 3 months and 16 years and 2 months at the beginning of the assessment period. … See more

Although PISA and TIMSS officials and researchers themselves generally refrain from hypothesizing about the large and stable differences in … See more