Formal Fallacies
Taking something for granted because it would probably be the case
Appeal to probability
Assuming one disjunct is false because the other is not true
Affirming the disjunct
a categorical syllogism that is invalid because both of its premises are negative.
Fallacy of exclusive premises
Treating essentially dissimilar concepts as though they were essentially similar
Package deal
Arguments that are logically unsound for lack of well-grounded premises
Informal fallacies
Assuming a conclusion is false Because the argument is Fallacious
Argument from a fallacy
The antecedent is true because the consequent is true
Affirming the Consequent
A categorical syllogism that has four terms
Fallacy of four terms
Improperly rejecting a claim for being imprecise
Continuum Fallacy
Counting events or occurrences more than once in probabilistic reasoning, which leads to the sum of the probabilities of all cases exceeding
Double counting
Making a probability Judgement based upon conditional probabilities while ignoring prior probabilities
Best rate fallacy
The Consequent is false because the Antecedent is false
Denying the Antecedent
A categorical syllogism that is invalid because its major term is not distributed in the major premise but distributed in the conclusion.
Illicit major
A correlative is redefined so that one alternative is made impossible
Surpressed Correlative
Assuming that a compromise between two positions is always correct.
Argument to moderation
The Assumption that an outcome satisfying multiple conditions is more likely than an outcome satisfying a single condition
Conjunction fallacy
An Argument with a Universal Premise and a specific conclusion
Existential Fallacy
A categorical syllogism that is invalid because its minor term is not distributed in the minor premise but distributed in the conclusion
Illicit minor
Defining a term used in an argument in a biased manner
Definist Fallacy
Assuming that something true of a composite thing must also be true of all or some of its parts
Fallacy of division
The Conclusion Does not follow the premise
Non-Sequitur Fallaccy
An error in logic where the quantifiers of the premises are in contradiction to the quantifier of the conclusion
Quantification Fallacies
The middle term in a categorical syllogism is not distributed
Fallacy of the undistributed middle
Arguing that, because something is so incredible or amazing, it must be the result of superior, divine, alien or paranormal agency
Divine Fallacy
Two alternative statements are given as the only possible options when, in reality, there are more
False dilemma