Sunday

March 29, 2015

March 29, 2015

Posted by **Anymous** on Sunday, September 18, 2011 at 6:46pm.

P or Q

P and Q

If P then Q

Q if and only P

2. In the truth table for an invalid argument, (2)

on at least one row, where the premises are all true, the conclusion is true.

on at least one row, where the premises are all true, the conclusion is false.

on all the rows where the premises are all true, the conclusion is true.

on most of the rows, where the premises are all true, the conclusion is true.

3. Truth tables can (1 0R 2)

display all the possible truth values involved with a set of sentences.

determine what scientific claims are true.

determine if inductive arguments are strong.

determine if inductive arguments are weak.

4. Truth tables can determine which of the following? (1)

If an argument is valid

If an argument is sound

If a sentence is valid

All of the above

5. If P is false, and Q is false, the truth-value of "P ↔Q" is (1)

false.

true.

Cannot be determined.

All of the above.

6. What is the truth value of the sentence "P v ~ P"? (Points : 1)

True

False

Cannot be determined

Not a sentence

7. If P is true, and Q is false, the truth-value of "P v Q" is (1)

false.

true.

Cannot be determined

All of the above

8. The sentence "P ↔ Q" is best read as

(4)

If P then Q

If Q then P

P or Q

P if and only if Q

9. What is the truth value of the sentence "P & ~ P"? (3)

True

False

Cannot be determined

Not a sentence

10. In the conditional "P →Q," "P" is a (3)

sufficient condition for Q.

sufficient condition for P.

necessary condition for P.

necessary condition for Q.

- Informal Logic-Pls chk ans -
**HM**, Sunday, September 18, 2011 at 6:50pmWe won't do your homework here, what are your answers?

- Informal Logic-Pls chk ans -
**Anymous**, Sunday, September 18, 2011 at 7:10pmIt's in the brackets with numbers

**Answer this Question**

**Related Questions**

Logic - The sentence "P → Q" is read as (3) P or Q P and Q If P then Q Q ...

Phil103 Informal Logic - 1. Question : "~ P v Q" is best read as Student Answer...

informal logic - in the truth table for an invalid argument

informal logic - what is the truth value of the sentence P v ~ P

Phil103 Informal Logic - . If P is false, and Q is false, the truth-value of "P...

Informal Logic - What is the truth value of the sentence "P v ~ P"? True False ...

PHI103: Informal Logic - 1) In the truth table for an invalid argument, Student ...

PHI103 - I really need some help on these questions Please! I am having a very ...

phi103 - Mrs. Sue please help! I really need some help on these questions Please...

Phi103 - What is the truth value of the sentence "P v ~ P"? (Points : 1) True ...