# Informal Logic-Pls chk ans

posted by .

The sentence "P → Q" is read as (3)
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 -

• Informal Logic-Pls chk ans -

It's in the brackets with numbers

## Similar Questions

1. ### Phil103 Informal Logic

. If P is false, and Q is false, the truth-value of "P ¡êQ" is (Points : 1) false. true. Cannot be determined. All of the above. 2. What is the truth value of the sentence "P & ~ P"?
2. ### Logic

The sentence "P → Q" is read as (3) 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, …
3. ### Phi103

What is the truth value of the sentence "P v ~ P"?
4. ### phi103

1. A conditional sentence with a false antecedent is always (Points : 1) true. false. Cannot be determined. not a sentence. 2. "Julie and Kurt got married and had a baby" is best symbolized as (Points : 1) M v B M & B M → B M …
5. ### college mathematics

In Exercises 13–32, determine whether the argument is valid or invalid. You may compare the argument to a standard form, given on page 155, or use a truth table. x→y ∼ x ∴∼ y there is suppose to be a line …
6. ### Logic

In the truth table for an invalid argument,
7. ### Math for Liberal Arts

Directions: Define the necessary symbols, rewrite the argument in symbolic form, and us a truth table to determine whether the argument is valid. If the argument is invalid, interpret the specific circumstances that cause the argument …
8. ### informal logic

in the truth table for an invalid argument
9. ### Phil103 Informal Logic

1. Question : "~ P v Q" is best read as Student Answer: Not P and Q INCORRECT It is not the case that P and it is not the case that Q CORRECT It is not the case that P or Q It is not the case that P and Q Instructor Explanation: The …
10. ### PHI103: Informal Logic

1) In the truth table for an invalid argument, Student Answer: on at least one row, where the premises are all true, the conclusion is true. CORRECT on at least one row, where the premises are all true, the conclusion is false. on …

More Similar Questions