|Home Work Assignment 4|
|Phil 106 – Critical Thinking||Name________________________________|
|Instructor: Ray Darr||Date_________________________________|
Fill in the blank provided with either “True” or “False”.
1. _____All valid arguments must have a true conclusion.
2. _____Conclusions can be either valid or invalid.
3. _____A valid argument can never have false premises.
4. _____There is always something wrong with the evidence provided in an invalid argument.
5._____No valid argument can have a false conclusion if the premises are true.
6._____A strong inductive argument guarantees the certainty of the conclusion.
7._____To ask a question about the validity of an argument is to ask about its content. (i.e. the evidence or premises)
8._____Validity has nothing to do with the truth or falsity of the evidence.
9. _____An argument is a set of propositions related in such a way that one of the propositions is claimed to follow from the others.
10.____It is a flaw in the argument’s structure or form that causes it to be invalid.
11.____In an inductive argument, the premises are intended to make the conclusion inevitable.
12.____An argument contains both premises and a conclusion.
13.____A proposition is a statement capable of being assessed as either true or false.
14.____A strong inductive argument is one in which the truth of the premises establishes a relatively high
degree of probability that the conclusion is true.
15.____The two types of propositions in an argument are premises and conclusions.
16.____A syllogism is an inductive argument that has two premises and a conclusion.
17.____A hypothetical syllogism consists of a major premise in hypothetical form, a minor premise and an inferred conclusion.
18.____Minor premises describe the situation about which a decision must be made.
19.____In a hypothetical syllogism, the conclusion is derived by inductive inference.
20.____Affirming the antecedent is a valid form of argument.