MODR 1730 Study Guide - Quiz Guide: Natural Language, Syllogism, Victorian Railways E Type Carriage

• School: York University
• Department: Modes Of Reasoning
• Course: MODR 1730
• Professor: Stefan Rodde

Document Summary

Each proposition is the contradictory of the one diagonally opposed to it; if one is true, the other is false, and vice versa. A and e are contraries; they cannot both be true but they can both be false. I and o are subcontrary statements; cannot both be false, but can both be true. A and e are fully universal; they are only true under the condition that every single member of the subject class is included in a or excluded from b. Implicitly making claim about all nurses, excluding them totally) I and o only include or exclude part ( at least one") of the subject class. Neither is making a claim about all people (s), so they are not distributed. Predicate in o is distributed because it claims that some people are excluded from the entire predicate category. Natural language and categorical form: the universal affirmative: a some people, the universal negative: e.