Am I Logical?

1. Valid arguments

A) infer their conclusions
B) may not have false conclusion
C) may have false conclusions
D) have true premises

2. All men are mortal

A) is a contradiction
B) is not a proposition
C) implies there are men
D) implies all men are mortal

3. the argument: if p then q, q, therefore p

A) is valid
B) is sound
C) is a categorical argument
D) is invalid

4. in a valid argument

A) no conclusion may be false
B) if the premises are all true the conclusion must be true
C) all premises are necessarily true
D) no premise may be false

5. there are ___ quantifiers for categorical syllogisms

A) three
B) four
C) two
D) one

6. Some men are swimmers. Some swimmers are Olympic athletes. Some men are Olympic athletes

A) is sound
B) is valid
C) is not a syllogism
D) is invalid

7. "implies" and "infers"

A) are meaningless
B) are interchangeable
C) have differing conotations
D) are equivalent

8. "and/or" is _____ with "or"

A) logically equivalent
B) the converse
C) contradictory
D) opposite

9. logic is the science of

A) truth
B) implication
C) fallacies
D) thinking

10. a proposition

A) is an assertion
B) may be both true and false
C) is either true or false
D) is any statement

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