January 15, 2013
Next Time: More Intelligence
Scan: p. 360 - 380
How do we solve problems?
What is intelligence?
How do you measure intelligence?
One sentence can only have one surface structure, but there can be more than one deep structures
Organization of Thought
Kahneman and Tversky
o Insensitivity to sample size
o Concrete information
o Framing effects
o Going to the theatre
Group one, lost a ticket, and must buy another one, but group two lost the
ticket value before in the day. We find that group 2 people will more likely to
buy the ticket, even though they lost the same amount of money.
It’s how we frame the question to solve problems. Different frame can get
Graph him going up and graph him going down, when the two lines intersect is when he was at,
same time when he was going up and down that he had passed
Lily problem: there’s 1 lily in the pound, on day 60 how many days does it take for the pound to be half
59 days. You need to solve it backwards
Book worm problem: Need to be careful of how the book was arranged, for a 10 (100pages) book if worm starts at
page 1 and finish at page 1000, then the worm will eat through 802 pages of books, its because
of how the book was arranged, and worded by the question
Sternberg and Davidson (1982)
Correct solutions to “insight” problems involve
o Selective encoding
o Selective combination
o Selective comparison
What is “intelligence”?
o a host of abilities (memory, creativity, etc…)
o what a test measures
o but tests can be misleading
several studies indicate that unschooled people in remote villages cannot solve syllogisms
o e.g. all cats have four legs I have four legs, therefore, I am a cat
suggests that preliterate people do (or cannot) use logical analysis