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Encyclopedia > Hasty generalization

Hasty generalization, is a logical fallacy of faulty generalization by reaching an inductive generalization based on insufficient evidence. It commonly involves basing a broad conclusion upon the statistics of a survey of a small group that fails to sufficiently represent the whole population. By induction we find that hasty generalizations by induction can be logically accurate if they are the specification of a broader hasty generalization. It has been suggested that this article or section be merged into Fallacy. ... A faulty generalization, also known as an inductive fallacy, is any of several errors of inductive inference: Hasty generalization is the fallacy of examining just one or very few examples or studying a single case, and generalizing that to be representative of the whole class of objects or phenomena. ... Aristotle appears first to establish the mental behaviour of induction as a category of reasoning. ... For the term in the context of mathematical logic, see Generalization (logic). ... This article does not cite any references or sources. ... This article is about the field of statistics. ...

Contents

Alternative names

The fallacy is also known as: fallacy of insufficient statistics, fallacy of insufficient sample, fallacy of the lonely fact, leaping to a conclusion, hasty induction, law of small numbers, unrepresentative sample and secundum quid.


References

See also

The logical fallacy of accident, also called destroying the exception or a dicto simpliciter ad dictum secundum quid, is a deductive fallacy occurring in statistical syllogisms (an argument based on a generalization) when an exception to the generalization is ignored. ... Lokis Wager is a form of logical fallacy. ... The logical fallacy of converse accident (also called reverse accident, destroying the exception or a dicto secundum quid ad dictum simpliciter) is a deductive fallacy that can occur in a statistical syllogism when an exception to a generalization is wrongly called for. ... Cognitive therapy and its variants traditionally identify ten cognitive distortions that maintain negative thinking and help to maintain negative emotions. ... A syllogism (Greek: — conclusion, inference), usually the categorical syllogism, is a kind of logical argument in which one proposition (the conclusion) is inferred from two others (the premises) of a certain form. ... In Philosophical logic, an informal fallacy is a pattern of reasoning which is false due to the falsity of one or more of its premises. ... Special pleading is a form of spurious argumentation where a position in a dispute introduces favorable details or excludes unfavorable details by alleging a need to apply additional considerations without proper criticism of these considerations themselves. ... Ignoratio elenchi (also known as irrelevant conclusion or irrelevant thesis) is the formal fallacy of presenting an argument that may in itself be valid, but doesnt address the issue in question. ... The gamblers fallacy is a logical fallacy which encompasses any of the following misconceptions: A random event is more likely to occur because it has not happened for a period of time; A random event is less likely to occur because it has not happened for a period of... The inverse gamblers fallacy is a tempting mistake in judgments of probability, comparable to the gamblers fallacy whence its name derives. ... A fallacy of distribution is a logical fallacy occurring when an argument assumes there is no difference between a term in the distributive (referring to every member of a class) and collective (referring to the class itself as a whole) sense. ... A fallacy of composition arises when one infers that something is true of the whole from the fact that it is true of some (or even every) part of the whole. ... A fallacy of division occurs when someone reasons logically that something that is true of a thing must also be true of its constituents. ... In logic, begging the question describes a type of logical fallacy, petitio principii, in which the conclusion of an argument is implicitly or explicitly assumed in one of the premises. ... This article or section does not adequately cite its references or sources. ... In logic, correlative-based fallacies, also known as fallacies of distraction, are logical fallacies based on correlative conjunctions. ... The form of the fallacy of false dichotomy as an argument map with the conclusion at the top of the tree. ... The perfect solution fallacy is a logical fallacy that occurs when an argument assumes that a perfect solution exists and/or that a solution should be rejected because some part of the problem would still exist after it was implemented. ... The logical fallacy of denying the correlative is the opposite of the false dilemma, where an attempt is made at introducing alternatives where there are none. ... The logical fallacy of suppressed correlative is a type of argument which tries to redefine a correlative (two mutually exclusive options) so that one alternative encompasses the other, i. ... The introduction to this article provides insufficient context for those unfamiliar with the subject matter. ... The logical fallacy of accident, also called destroying the exception or a dicto simpliciter ad dictum secundum quid, is a deductive fallacy occurring in statistical syllogisms (an argument based on a generalization) when an exception to the generalization is ignored. ... The logical fallacy of converse accident (also called reverse accident, destroying the exception or a dicto secundum quid ad dictum simpliciter) is a deductive fallacy that can occur in a statistical syllogism when an exception to a generalization is wrongly called for. ... A faulty generalization, also known as an inductive fallacy, is any of several errors of inductive inference: Hasty generalization is the fallacy of examining just one or very few examples or studying a single case, and generalizing that to be representative of the whole class of objects or phenomena. ... A biased sample is one that is falsely taken to be typical of a population from which it is drawn. ... This article does not cite any references or sources. ... The logical fallacy of misleading vividness involves describing some occurrence in vivid detail, even if it is an exceptional occurrence, to convince someone that it is a problem. ... The conjunction fallacy is a logical fallacy that occurs when it is assumed that specific conditions are more probable than general ones. ... Ambiguity is one way in which the meanings of words and phrases can be unclear, but there is another way, which is different from ambiguity: vagueness. ... Look up ambiguity in Wiktionary, the free dictionary. ... This article or section does not cite its references or sources. ... In debate or rhetoric, the slippery slope is an argument for the likelihood of one event or trend given another. ... Continuum fallacy, also called fallacy of the beard is a logical fallacy which abuses the paradox of the heap. ... Equivocation, also known as amphibology, is classified as both a formal and informal fallacy. ... The fallacy of a false attribution occurs when an advocate appeals to an irrelevant, unqualified, unidentified, biased or fabricated source in support of an argument. ... It has been suggested that Contextomy be merged into this article or section. ... Lokis Wager is a form of logical fallacy. ... No true Scotsman is a term coined by Antony Flew in his 1975 book Thinking About Thinking – or do I sincerely want to be right?[1]: Imagine Hamish McDonald, a Scotsman, sitting down with his Press and Journal and seeing an article about how the Brighton Sex Maniac Strikes Again. ... Fallacies of questionable cause, also known as causal fallacies, non causa pro causa (non-cause for cause in Latin) or false cause, are informal fallacies where a cause is incorrectly identified. ... Correlation does not imply causation is a phrase used in the sciences and statistics to emphasize that correlation between two variables does not imply there is a cause-and-effect relationship between the two. ... The West Wing, see Post Hoc, Ergo Propter Hoc (The West Wing). ... The regression (or regressive) fallacy is a logical fallacy. ... The Texas sharpshooter fallacy is a logical fallacy where a cluster of statistically non-significant data is taken from its context, and therefore thought to have a common cause. ... Circular cause and consequence is a logical fallacy where the consequence of the phenomenon is claimed to be its root cause. ... Wrong direction is a logical fallacy of causation where cause and effect are reversed. ... The fallacy of the single cause, also known as joint effect or causal oversimplification, is a logical fallacy of causation that occurs when it is assumed that there is one, simple cause of an outcome when in reality it may have been caused by a number of only jointly sufficient...

External links and references

  • Fallacy: Hasty Generalization, Michael C. Labossiere's Fallacy Tutorial Pro

  Results from FactBites:
 
NationMaster.com - Encyclopedia: Generalization (670 words)
A faulty generalization, also known as an inductive fallacy, is any of several errors of inductive inference: Hasty generalization is the fallacy of examining just one or very few examples or studying a single case, and generalizing that to be representative of the whole class of objects or phenomena.
A generation can also be a stage or degree in a succession of natural descent as a grandfather, a father, and the father's son comprise three generations or stages of successive improvement in the development of a technology, such as computers, automobiles, or microprocessors.
Their definition of "generation" is given as a cohort-group, in which are all persons born in a limited span of consecutive years, whose length approximates the span of a phase of life given to be approximately 22 years, and whose boundaries are fixed by peer personality.
Faulty generalization - Wikipedia, the free encyclopedia (185 words)
Hasty generalization is the fallacy of examining just one or very few examples or studying a single case, and generalizing that to be representative of the whole class of objects or phenomena.
It is a generalization which is accurate, but tags on a qualification which eliminates enough cases (as exceptions); that what remains is much less impressive than what the original statement might have led one to assume.
Misleading vividness is a kind of hasty generalization that appeals to the senses.
  More results at FactBites »

 
 

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