Extension
Library
Sources
Reasoning
Pricing
Log in
Sign up
Reasoning
›
Logical fallacies
›
False choices, circles and leaps
Logical fallacy
Fallacy of division
Fairly common
#47 of 71 by how common
← All logical fallacies
What it is
Assumes that what is true of the whole is true of each of its parts.
Example
"The company is profitable, so every department must be profitable."
Related
Stereotyping
bias
Division is the logic behind stereotypes: what is true of a group is assumed of each member.
Fallacy of composition
fallacy
These mirror each other: composition goes from parts to the whole, division from the whole to its parts.
Ecological fallacy
fallacy
Both infer about members from the group; the ecological fallacy does it with statistics.
References
Wikipedia: Fallacy of division
en.wikipedia.org
Internet Encyclopedia of Philosophy: Fallacies
iep.utm.edu
Stanford Encyclopedia of Philosophy: Fallacies
plato.stanford.edu
Wikipedia: List of fallacies
en.wikipedia.org
Purdue OWL: Logical fallacies
owl.purdue.edu
More in “False choices, circles and leaps”
False dilemma
Slippery slope
Circular reasoning
False equivalence
Non sequitur
False analogy
Argument to moderation
Fallacy fallacy
Fallacy of composition
Argument from repetition
Is-ought fallacy
Nirvana fallacy
Continuum fallacy
Moralistic fallacy