Exam 1 Practice Quizzes Flashcards Preview

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Flashcards in Exam 1 Practice Quizzes Deck (13):
1

The kinds of sentences that are of interest as premises or conclusions in logic must be:

Statements that are evaluable as either true or false

2

In a good deductive argument, the truth of the conclusion is _____ by the truth of the premises, whereas in a good inductive argument, the truth of the conclusion is _____ by the truth of the premises

1st blank: Guaranteed or entailed
2nd blank: Made likely or probable

3

If an argument is valid, then it is best classified as deductive or inductive?

Deductive

4

If an argument is sound, what else can you infer about it?

It is valid

5

If all that you know about an argument is that its premises are ALL true and its conclusion id false, what can you conclude about its validity

It is invalid

6

Being a reasonable human being is a necessary condition for being a mammal (T/F)

False

7

Being a square is sufficient for being a shape (T/F)

True

8

Being an animal is a necessary condition for being a cat. Is it also sufficient

No

9

Being a piece of aged cheddar is necessary, but not sufficient for being a cheese (T/F)

False

10

An argument being valid is sufficient for it to be sound (T/F)

False

11

An argument being sound is sufficient for it to be valid (T/F)

True

12

An argument being valid is sufficient for it to have at least one true premise (T/F)

False

13

An argument having ALL true premises and a false conclusion is sufficient for it being invalid (T/F)

True