Class Notes (808,652)
Canada (493,325)
Psychology (2,034)
PSYCH 211 (210)
Lecture 19

Lecture 19.docx

2 Pages
Unlock Document

University of Waterloo
Mattieu Lecorre

Lecture 19 How many “intellectual muscles” can we flex? - One o Stanford-Binet: get 1 IQ score o Spearman and contemporary followers: one  Called g for general intelligence  Can be thought of as “mental energy” or “efficiency of neural processing”  G correlates with: school grades, and speed of neural transmission - Many? o Wechsler has two scales: verbal and performance R. Cattell: divided intelligence - Not all correlations are equal o All questions on IQ tests correlate with each other BUT  Some questions correlate more strongly with each other than they correlate with others - Find two bundles: flud (verbal in WISC) & crystallized intelligence (performance in WISC) o Fluid: ability to think on the spot (understanding relations between new concepts) o Crystallized: factual knowledge (word meanings, state capitals, arithmetic) - More support: different developmental rates o Fluid: peaks at age 20 and then declines o Crystallized: increases throughout life A proposed resolution: Carroll’s three-stratum theory of intelligence - Groups of specialized mental vehicles  “mental gas” - Model is the product of 50 years of research on intelligence How the model works - Task: remember list of letters - Research goal: predict scores on memory task - Method: Give IQ test covering all 8 groups of abilities - Results: o Overall IQ score (g), does decent job of predicting score on task o Score on general memory and learning predicts better o Score on memory spa
More Less

Related notes for PSYCH 211

Log In


Don't have an account?

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.