Intelligence in Bali — A case study on estimating mean IQ for a population using various corrections based on theory and empirical findings
Intelligence and Education: The Saudi Case
Measures of formal schooling are closely related to cognitive ability. Other socioeconomic factors also influence individual and national IQ, and the differences between nations in wealth, health,…
A confirmation of validity of educational attainment as a measure of intelligence in different geographical areas
The validity of regional educational attainments as a measure of intelligence in different regions was estimated using a set of 29 regions from the Russian Federation. Educational attainments were…
Intelligence: A Measure of Human Capital in Nations
"Human capital" is a key requirement for the establishment and maintenance of effective institutions. It is the ultimate requirement for innovation, efficient use of resources, and economic growth.…
Differences in achievement not in intelligence in the north and south of Italy: Comments on Lynn (2010a, 2010b)
Are cognitive differences between countries diminishing? Evidence from TIMSS and PISA
Considerations about IQ and human capital in Brazil
- Political Science
Brazil became the ninth largest and fastest-growing economy in the world. In addition, Brazil has acquired a leading position in the Latin American region. Recently, a positive correlation between…
Intelligence Quotient survey of Thai children in two decades
The previous national IQs surveys show that school aged children have IQs below 100, and also less than toddlers, however, the result can’t conclude that Thai children get lower IQs when grow up due to the different populations in each study and also used different measurements in each time, resulting unable to compare the results.
SHOWING 1-10 OF 60 REFERENCES
NATIONAL IQS PREDICT DIFFERENCES IN SCHOLASTIC ACHIEVEMENT IN 67 COUNTRIES
- EducationJournal of Biosocial Science
Controlling for national differences in IQ, slight inverse relationships of educational achievement are observed with political freedom, subjective well-being, income inequality, and GDP, however, public expenditure on education (as % of GDP) was not a significant predictor of differences in educational achievement.
Educational Policy and Country Outcomes in International Cognitive Competence Studies
- EducationPerspectives on psychological science : a journal of the Association for Psychological Science
An overview of transnational differences shows that international differences in cognitive competence can be explained in part by aspects of the respective countries' educational systems and that these differences consequently can be reduced by reform of their educational policy.
The g‐factor of international cognitive ability comparisons: the homogeneity of results in PISA, TIMSS, PIRLS and IQ‐tests across nations
International cognitive ability and achievement comparisons stem from different research traditions. But analyses at the interindividual data level show that they share a common positive manifold.…
Massive IQ gains in 14 nations: What IQ tests really measure.
Data from 14 nations reveal IQ gains ranging from 5 to 25 points in a single generation. Some of the largest gains occur on culturally reduced tests and tests of fluid intelligence. The Norwegian…
The Relation between Childhood IQ and Income in Middle Age
Jencks' (1972) classical study Inequality reported a correlation of 0.310 between IQ and income for men in the United States. The present study examines whether this result can be replicated in…
The flynn effect in the caribbean : Generational change of cognitive test performance in dominica
Mental ability, as assessed by standardized tests, is not fixed in time. Large IQ gains have been recorded in many industrialized countries during the 20th century, but very little is known about IQ…
IQ and Global Inequality
This new book by Richard Lynn and Tatu Vanhanen is an elaboration of their IQ and the Wealth of Nations in which they presented measured IQs for 81 nations and estimated IQs for the remaining nations…
IQ and the Wealth of Nations
By taking estimates of IQ for almost every country in the world, and running these against per capita gross domestic product data at various times since 1820, Lynn and Vanhanen show significant positive correlations between IQ and GDP.
Generational changes on the draw-a-man test: a comparison of Brazilian urban and rural children tested in 1930, 2002 and 2004.
- PsychologyJournal of biosocial science
This article analyses data for a sample of 499 children tested in 1930 and one equivalent sample of 710 children tested 72 years later, the largest gap ever considered, to find results consistent with both the cognitive stimulation and the nutritional hypotheses.