Deductive Arguments
•
Intended to guarentee the truth of the conclusion
•
Ex. (1) All Decembers are cold
•
(2) it’s December
•
(C) it’s cold
Inductive Arguments
•
Intended to show that the conclusion is probable given the premises
•
Ex. (1) Most Decembers……….
Supply the Implicit Generalization
(1) Karen went out into the cold without a sweater
(C) Karen will get sick
(2) Everyone who goes out in the cold without a sweater gets sick – will give a valid
argument
(2) Most people who go out in the cold without a sweater get sick – will give an
inductively forceful argument
Probability
•
Proportions
o
Indicated by quantifiers
•
Frequencies
o
How often something has occurred
•
Degree of Rational Expectation
o
How much one is entitled to believe given the evidence
Conditional Probability
•
The conditional probability of q given p is how probable q is assuming that p is
true
•
Ex. The conditional probability that it’s sunny given that it’s June is how probable
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
This is the end of the preview.
Sign up
to
access the rest of the document.
 Spring '12
 MikePatterson
 Logic, Conditional Probability, Smokey, inductively forceful argument

Click to edit the document details