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F A L L A C I E S

Fallacies of Faulty Reasoning

false analogy
compares two things that are not alike in significant respects or have critical points of difference
hasty generalization
draws a conclusion about a class based on too few or atypical examples
false cause
   post hoc
mistakes temporal succession for causal sequence
   single cause fallacies
occurs when an advocate attributes only one cause to a complex problem
slippery slope
assumes, without evidence, that a given event is the first in a series of steps that will lead inevitably to some outcome.


Test Your Reasoning Knowledge
Back to the Introduction to Reasoning / Forms of Reasoning
The Instructional Resources Center
This site was designed by
Jennifer Peeples and Charles Waugh
at the Instructional Resources Center,
with help from Barbara Warnick
and Inch & Warnick's
Critical Thinking and Communication.
Last Revised 10/08/98
Speech Communication