Logical Reasoning Flashcards
Understanding Deductive/Inductive reasoning through examples
1
Q
Deductive//Inductive
Q. Sequence from general to specific and Specific to general
3 elements
A
- General>Cause>Effect/ Cause>Effect>General
- All Men are mortal+Chanakya is a Man=Therefore, Chanakya is mortal
- Chanakya is a man+Chanakya is mortal=All Men are mortal
- All men are mortal+Chanakya is mortal= Chanakya is a Man
Cause is most essential for Inductive /General for Deductive
From G,C deduce E
C,E induce G
G,E abduce C
2
Q
Theory to specific premises?
A
Deductive
no scope for innovation, conclusion does not go beyond premises
3
Q
- Universal means ALL, NO
- Negative means NO, NOT
- Particulars means SOME
A
Immediate inference in SQUARE OF OPPOSITION.
4
Q
Propositions differing in quality and quantity. Affirmative and Negative differ in quality.
A
Sub contrary proposition.
- Contradictories exist in two forms A, O & E and I
Universal affirmative «» Particular negative. Universal negative «»Particular positive. Refer diagram
5
Q
Contrary opposition
Sub contrary opposition
A
Two universals cant be true together/Two particulars cant be true together
