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The 1981 article "Average IQ values in various European countries" by Vinko Buj is the only international IQ study that over a short time period has compared IQs using the same IQ test. Rindermann (2007) states that it is of dubious quality with scant information regarding how it was done.
A high-IQ society is an organization that limits its membership to people who have attained a specified score on an IQ test, usually in the top two percent of the population (98th percentile) or above. [1] [2] These may also be referred to as genius societies.
The IQ figures are based on 3 different studies for 17 nations, two studies for 30 nations, and one study for 34 nations. There were actual tests for IQ in the case of 81 countries out of the 185 countries studied. For 104 nations there were no IQ studies at all and IQ was estimated based on the average IQ of surrounding nations. [2]
List of countries by government budget; Gross national income. List of countries by GNI (PPP) per capita; List of countries by GNI (nominal, Atlas method) per capita; Lists of countries by GDP; List of countries by GDP sector composition; List of countries by GDP (nominal) List of countries by GDP (nominal) per capita; List of countries by GDP ...
Mensa International is the largest and oldest high-IQ society in the world. [3] [4] [5] It is a non-profit organization open to people who score at the 98th percentile or higher on a standardised, supervised IQ or other approved intelligence test. [6]
While the top 10 countries added a net 1,365 ultra-wealthy individuals since 2017, the combined net worth of all on the list declined by $362 billion (1.5%). However, these changes are close to ...
The highest score obtainable by direct look-up from the standard scoring tables (based on norms from the 1930s) was IQ 171 at various chronological ages from three years six months (with a test raw score "mental age" of six years and two months) up to age six years and three months (with a test raw score "mental age" of ten years and three ...
Roland Berrill – lawyer, businessman and co-founder of Mensa [10] Theodore Bikel – actor, musician [11] Richard Bolles – self-help author [5] Laurie Brokenshire – Royal Naval officer, magician and world-class puzzle solver [12] Cyril Burt – educational psychologist, developer of factor analysis in psychological testing [13]