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into to logic
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Valid arguments can have false premises
True
False
true
A general statement makes a claim about one or more particular members of a class.
True
False
false
Since," "Because" and "Given that" are premise indicators.
True
False
True
A cogent inductive argument is strong and has all true premises.
True
False
True
In an invalid argument we know for certain that the conclusion must be false.
True
False
False
In a valid deductive argument if the premises are true it is impossible for the conclusion to be false.
True
False
True
In the counterexample method needs to rely on a substitution instance with indisputably true premises and an indisputably false conclusion.
True
False
true
Conclusions are used to prove premises.
True
False
False
The horizontal pattern consists of a single argument in which two or more premises provide independent support for a single conclusion.
True
False
True
The counterexample method enables us to prove that an argument is
Invalid
Extended arguments are easily subjected to logical analysis.
True
False
False
Only if taken together do conjoint premises provide support for a conclusion.
True
False
true; conjoint premises support one another. without both of them, the argument doesn't make sense.
A deductive argument is one in which the arguer claims that it is impossible for the premises to be true and the conclusion false.
True
False
true; a deductive argument cannot have true premises and a false conclusion.
In a conditional statement the antecedent comes before the consequent
True
False
True; if ANTECEDENT then CONSEQUENT
An invalid argument can be sound.
Flase; invalid arguments are always unsound.
A single conditional statement can be an argument.
True
False
False; a conditionarl statement can never be an argument because it lacks certain qualities.
A substitution instance is produced by uniformly substituting terms or statements in place of letters in an argument form.
True
False
True; if A then B. Not A. Then B.
"Therefore," "Hence" and "Thus" are conclusion indicators
True
False
True
Author
Anonymous
ID
35337
Card Set
into to logic
Description
Chapter 1 vocab and questions
Updated
2010-09-17T13:35:18Z
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