Sunday
May 19, 2013

Homework Help: phi103

Posted by Ashley on Sunday, March 18, 2012 at 10:30pm.

Mrs. Sue please help!

I really need some help on these questions Please! I am having a very tough time. I have tried to answer to the best of my ability, but i am not understanding these. Can someone please help with this? Thank you.

Truth tables can be used to examine inductive arguments.
deductive arguments.
abductive arguments.
All of the above
my answer d

2. Truth tables can
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.
my answer a

3. What is the truth value of the sentence "P & ~ P"?
True
False
Cannot be determined
Not a sentence
my answer c

4. In the truth table for an invalid argument,
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.

my answer b

5. If P is false, and Q is false, the truth-value of "P ¡êQ" is
false.
true.
Cannot be determined.
All of the above.
my answer a


6. The sentence "P ¡ê Q" is best read as


If P then Q
If Q then P
P or Q
P if and only if Q

my answer d

7. "~ P v Q" is best read as Not P and Q
It is not the case that P and it is not the case that Q
It is not the case that P or Q
It is not the case that P and Q
my answer c

8. A sentence is said to be truth-functional if and only if
the sentence might be true.
the truth-value of the sentence cannot be determined from the truth values of its components.
the truth-value of the sentence is determined always to be false.
the truth-value of the sentence can be determined from the truth values of its components.

my answer d

9. The sentence "P ¡æ Q" is read as
P or Q
P and Q
If P then Q
Q if and only P
my answer c

10. In the conditional "P ¡æQ," "P" is a
sufficient condition for Q.
sufficient condition for P.
necessary condition for P.
necessary condition for Q.

my answer b

Please let me know if these are correct.

No one has answered this question yet.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

PLEASE READ MRS.SUE! - I ask questions on this website all the time and i ...
AP World History Please Help Me Mrs.Sue - Compare the political structure of ...
Math - I need help with these three math question. 1st question. What is the ...
PHI103 - I really need some help on these questions Please! I am having a very ...
english - for the article "DON'T LEAVE ME HERE TO DIE" i need to ...
math - I know youall are very busy an that answering posts takes time, but I am ...
general - I really don't like the fact that you guys are skipping so many ...
NVQ level 3 buisness admin - ok im really struggeling on the questions on unit ...
GEOGRAPHY (URGENT!!!) - I NEED HELP!!! this is urgent!!! Human-Environmental ...
AP World History - I really need some help with 2 questions. These questions are...

For Further Reading

Search
Members
Community