PSYC 213 Lecture : March 13th Lecture.docx

• School: McGill University
• Department: Psychology
• Course: PSYC 213
• Professor: Jelena Ristic

Document Summary

Modus tollens (deny consequent) - proved by contradiction - people don"t usually test for this. Cosmides and tooby: domain-specific neural system for detecting breaches of social contracts. E. g. drinking and driving is a breach of social contract. We can apply our reasoning abilities quickly and without biases. Evolutionarily advantageous - we want to quickly identify who is stealing our food, etc. Maybe this problem is easier because it is easier for us to understand because it is a real life example. **read box, not in main reading: syllogistic: drawing conclusions from two premises - don"t have to be true, just logically plausible. The relationship b/w the terms is linear, involving a quantitative or qualitative comparison in which each term shows more or less of a particular attribute. Premises state something about category membership of items. E. g. all cognitive psychologists are athletes, all athletes are pianists = all cognitive psychologists are pianists. Doesn"t have to be true, just logically valid.