intelligence tests skull

Construct validity

Does this test adequately measure what it ’s supposed to?

Predictive validity

Does this test adequately predict something?

Internal validity

How strong a study is designed

External validity

Who do we expect the findings to generalize to?

iq formula

mental/chronological * 100

68% are between 85-115, then 95% are between 70-130

iq test

created by binet and simon to measure intellectual performance of French school children

charles spearman 

created the g-factor or g for general intelligence, made up of various types of test

raymond cattell

G-abilities → F and C

crystallized intelligence - knowledge accumulated over the lifespan (typically grows)

Fluid intelligence - capacity to solve new problems (typically peaks then declines in old age)

Robert stenberg - Triarchic theory of intelligence

Intelligence is not just one thing

• analytical

• creative

• practical

gardners 8 intelligences

• linguistic - word-smart

• logical-mathmatical - logic-smart 

• naturalist - nature smart

• spatial - picture smart 

• kinesthetic - body smart

• musical - music smart

• inter - people smart

• intra - self smart

theodore simon 

emotional intelligence (EQ) - the ability to understand our emotions and those of others – ability to use this knowledge in our everyday lives

culture fair test

Tests that use no language

Standardized test

standardized, and usually comes with a booklet that says exactly how to do something

Test scores are compared to the standard

Peabody picture vocabulary test

booklet with photos and someone has to associate the words with the pictures

Quick estimate of children’s verbal ability

Specifically in standardized american english… for people whose first language is english

Neural plasticity

ability to grow

Flynn effect

Substantial and long-sustained increase in both fluid and crystallized intelligence test scores that was measured in many parts of the world over the 20th-21st