The Survey of Adult Skills finds that even adults with the lowest proficiency in literacy possess some basic reading skills, although the level of these skills varies considerably across countries. Basic reading skills are revealed in both the accuracy in and speed of responding to reading...

The results of the Survey of Adult Skills confirm that there is a strong link between the level of numeracy performance and the use of these skills in practice. In view of these findings, countries could further encourage the teaching of numeracy-related disciplines in a wider variety of higher...

Highly-educated and highly-skilled individuals are more likely to report better health than the less-educated and less-skilled, even when comparing individuals with similar background characteristics. The difference in self-reported health that is associated with schooling is largest in Norway...

Mathematical performance, for PISA, measures the mathematical literacy of a 15 year-old to formulate, employ and interpret mathematics in a variety of contexts to describe, predict and explain phenomena, recognising the role that mathematics plays in the world. The mean score is the measure. A...

Reading performance, for PISA, measures the capacity to understand, use and reflect on written texts in order to achieve goals, develop knowledge and potential, and participate in society. The mean score is the measure.