Argument:
Premises and a conclusion
Premises are Propositions or
Statements
Statements are sentences
(utterances) that make claims
Claims are true or
false utterances
premise
Propositions 1. declaratory
premise
2. interrogatory
premise
3. exclamatory
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4. imperative
Conclusion
Argument:
Premises
Evidence Reasons - Self Controlled Thought
lead to
warrant
method for fixing beliefs
support
____________ __________ ________ ______________________
Conclusion
Position
Beliefs Habits of Acting
Logic is the study of arguments.
Critical thinking is using logic in formulating and
evaluating arguments.
Critical thinking examines the relation of premises to
conclusions
the relation of evidence to conclusions
the reasoning used in fixing beliefs
Reasoning
is the process of self controlled thought which establishes the most
acceptable method for fixing beliefs which are one's habits of acting.
Reasoning
is |
constructive |
creative |
analytical |
critical |
theoretical |
practical |
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Functions
of Reasoning and Logic:
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Criticism |
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Assurance |
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Persuasion- prove |
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Secure Knowledge |
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Justify Explanation |
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Refute |
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Communication |
POWER:
to force or compel or direct belief(conclusions) based upon evidence or
reasons.
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ARGUMENTS |
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SATISFACTORY |
UNSATISFACTORY |
Deductive |
sound |
unsound |
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valid true premises |
false premises |
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Inductive |
strong |
weak |
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invalid true premises |
false/ problem premises |
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irrelevant Premises |
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insufficient Premises |
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Suppressing Evidence |
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