This preview shows page 1. Sign up to view the full content.
Unformatted text preview: Algorithms and heuristics Algorithm: mechanical, repetitive procedure for solving a problem or testing hypothesis Heruistic: strategies for simplifying problem, generating satisfactory guess Representativeness heuristic Item that resembles members of category probably belongs to that category; if something looks like a duck and sounds like a duck it must be a duck Base-rate information How common 2 categories are Availability heuristic More easily we can think of members of a category, more common category is; more words start with k than more with k as third letter Overconfidence Believing your estimate is more accurate than it is Confirmation bias Tendency to accept one hypothesis, then look for evidence to support it, instead of considering other possibilities Framing bias and spin spinning or scientific catastrophism when wording of problem leads us to a decision; positive: choose option A to save 200 lives negative: choose option A or 400 ppl will die...
View Full Document
This note was uploaded on 11/21/2011 for the course PSY 1 taught by Professor Fridlund during the Fall '08 term at UCSB.
- Fall '08