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Archive for December, 2009

Fallacy of False Attribution

December 12th, 2009 No comments

Taxonomy – Where am I?

Fallacy of False Attribution

classification : informal – fallacies of ambiguity – equivocation

Occurs when an advocate appeals to an irrelevant, unqualified, unidentified, biased or fabricated source in support of an argument.

Examples

“Objectivism advocates infanticide, therefore Objectivism is evil.”

Foundations

Present a false description of your adversary and then base your repudiation on that description.

Other Names

Equivocation
Fallacy of quoting out of context
Loki’s Wager
No true Scotsman
Reification
Matthew effect ( “accumulated advantage” )
Begging The Question

Categories: Logic

Fallacy of Inconsistency

December 12th, 2009 No comments

Taxonomy – Where am I?

Fallacy of Inconsistency

classification : informal – non sequitur

Where something inconsistent, self-contradictory or self-defeating is presented.

Examples
Yogi Berra quote: “Baseball is 90 percent mental. The other half is physical.”

Foundations

Asserts more than one proposition such that the propositions cannot all be true. Arguing from inconsistent statements, or to conclusions that are inconsistent with the premises.

Other Names

tu quoque

Categories: Logic

Denying The Antecedent

December 12th, 2009 No comments

Taxonomy – Where am I?

Denying The Antecedent

classification : formal – fallacy of propositional Logic

Arguments of this form do not give good reason to establish their conclusions, even if their premises are true.

Foundations

When a premise of an argument denies the truth of the antecedent of a conditional premise, then concludes by denying the truth of the conditional premises’ consequent.

Other Names

Same Category: Affirming the Consequent

Categories: Logic