January, 22, 2013
Next Time: Motivation
Scan: page 391 – 406
o Facial Expressions
o Body Movement
o Eye Contact
o Interpersonal Distance
o What are the major nonverbal channels?
o Are emotions universal?
o Is eye contact aversive?
Males have better hand eye coordination than females
Causes of Autism?
o Brain damage likely
o Courchesne (1991)
MRI scans show abnormally small cerebellum
o Drugs not really effective
o Intense social stimulation, care
Its good, and start young is even better, earlier the better
o Effectiveness depends on IQ loss
o What is Intelligence?
Intelligence is Unitary
Better statistics (factor analysis)
Looks for patterns of correlations
“g” general intelligence
Given an individual several tests, there’s going to be a strong correlation
factor between all the tests “g”
Intelligence is Multiplex
Independent primary mental abilities
No “g’ factor Given an individual several tests there is no correlation between the
tests, but there might be some off correlations between them, but not
Thurstone: 7 Primary Abilities
o Verbal comprehension
o Verbal fluency
o Spatial visualization
o Associative memory
o Perceptual speed
How many primary abilities are there?
o Depends on number of tests and number of factors extracted
Thurstone -> 7
Guilford -> 120
Other Multiple Models
o Cattel -> Fluid vs. Crystallized
Fluid is raw computation (decline as one grows older), crystal