Question 1. An argument is deductive __________.
if it presents itself in relation to a hypothesis
none of these
if it moves from the particular to the general
if it presents itself as being valid
if it moves from the general to the particular
Question 2. How do we know that the conclusion of a sound argument is true?
the fact that it is true follows from the definition of soundness
it is part of the definition of soundness
it is highly probable if the argument is strong enough
we don't, some sound arguments have false conclusions
Question 3. What is the contrapositive of the statement "No bridges are buildings"?
All brides are not buildings.
No non-bridges are non-buildings.
No non-buildings are non-bridges.
No bridges are non-buildings.
none of these
Question 4. If the statement "All As are Bs" is true, then which statement cannot also be true?
Some Bs are As.
None of these.
Some As are not Bs.
Some As are Bs.
All Bs are As.
Question 5. A categorical syllogism is __________.
an argument with instated premises
any argument with two premises
a deductive argument with two categorical premises
all of these
a categorical argument that is valid
Question 6. A disjunction is __________.
an "if and only if" statement
none of these
an "and" statement
an "if-then" statement
an "or" statement
Question 7. An enthymeme is __________.
an argument with two premises and a conclusion
an argument that is invalid and unsound
an argument that is valid and sound
an argument that strings together many subarguments
an argument that has an unstated premise or conclusion
Question 8. Identify the form of the following argument.
If the media is biased, then consumers will be in danger of not being presented all the facts.
The media is biased.
Therefore, consumers will be in danger of not being presented all the facts.
disjunctive syllogism
modus ponens
hypothetical syllogism
not a valid form
modus tollens
Question 9. Identify the form of the following argument.
If he were responsible, then he would have shown up on time.
He did not show up on time.
Therefore his is not responsible.
modus ponens
modus tollens
hypothetical syllogism
disjunctive syllogism
not a valid form
Question 10. Which of the following would be a sound argument?
An argument with all true premises.
An argument in which the conclusion is definitely true.
an argument that just makes sense
A valid argument with almost all true premises.
A valid argument with all true premises.
Question 11. A categorical statement is one that _____________.
is part of a valid argument
makes a statement about two categories.
is always true
is a statement of propositional logic
Question 12. A biconditional is __________.
none of these
an "or" statement
an "if-then" statement
an "and" statement
an "if and only if" statement
Question 13. What is the converse of the statement "Some desks are not chairs"?
Some desks are chairs.
Some non-chairs are desks.
Some chairs are desks.
Some chairs are not desks.
none of these
Question 14. Which of the following is the form of "All birds are animals, so some animals are birds"?
none of these.
All B are A so all A are B.
All A are B, so some B are A.
Some A are B so all B are A.
All A are B, so some A are B.
Question 15. A conjunction is __________.
an "if and only if" statement
none of these
an "if-then" statement
an "or" statement
an "and" statement
Question 16. Identify the form of the following argument.
If I get a new job, then I will be able to afford a new car.
I am not going to get new job.
Therefore, I will not be able to afford a new car.
modus tollens
modus ponens
hypothetical syllogism
disjunctive syllogism
not a valid form
Question 17. Negation is __________.
none of these
an "if-then" statement
an "if and only if" statement
an "or" statement
an "and" statement
Question 18. Identify the form of the following argument.
If we do not pay our student loans, then our credit score will be ruined.
We will not pay our loans.
Therefore, our credit score is going to be ruined.
modus ponens
modus tollens
not a valid form
disjunctive syllogism
hypothetical syllogism
Question 19. What point does the video "What is a Deductive Argument?" make about the relationship between whether an argument is deductive and whether it is valid?
no arguments are truly valid because all conclusions could conceivably be false
all deductive arguments are necessarily valid
an argument is deductive if the person giving it is intending for it to be valid
valid arguments are intended to be inductive arguments
Question 20. "All bumblebees are smooglewumps" is which type of statement?
none of these
particular negative
particular affirmative
universal affirmative
universal negative