If the proposition "No Scientists are Philosophers" is true, what can be inferred about the truth or falsity of the proposition "All Philosophers are Scientists"?
If the proposition "No Scientists are Philosophers" is true, what can be inferred about the truth or falsity of the proposition "All Philosophers are Scientists"? Correct Answer False
The correct answer is False.
Key Points
- All Philosophers are Scientists is a false proposition.
- The below diagram shows that Philosophers (X) and Scientists (Y) represent their own regions separately.
Important Points
- The above statement is based on the Contraposition proposition.
- It involves:
- The transfer of the position of the subject term with the complement of the predicate term.
- The transfer of the position of the predicate term with the complement of the subject term.
- This proposition is logically equivalent to the proposition.
- Example: If it is cold, then I get a fever.
- Converse: If I get a fever, then it is cold.
- Contrapositive: If I don't get a fever, then it is not cold.
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Feb 20, 2025