Logical Fallacies Flashcards

1
Q

What is a logical fallacy?

A

An argument that contains a mistake in reasoning

An argument that doesn’t support or prove what it is supposed too

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2
Q

What are the 3 types of fallacies?

A

Relevance

Induction

Formal

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3
Q

Define fallacies of relevance

A

Occur when an argued offers reasons that are logically irrelevant to his or her conclusion

(Unrelated to truth)

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4
Q

Define red herring

A

The argued changes the subject and takes the listener down a unrelated path

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5
Q

What are Ad Hominem Fallacies?

A

Attempts to dismiss an argument by attacking the person who made the argument, rather than attacking the claim itself

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6
Q

Define poisoning the well

A

Trying to dismiss what someone is going to say, by talking about his/her character or circumstances

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7
Q

What is guilt by association?

A

An opponents views are dismissed because the opponent is associated with a disreputable group

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8
Q

Define genetic fallacy

A

When an idea is either accepted or rejected because of its source, rather than its merit

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9
Q

What is the false dilemma fallacy?

A

Two alternative options are presented as the only possibilities, when in fact more possibilities exist

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10
Q

Define the straw man

A

Someone attempts to dismiss a contention by distorting or misrepresenting it to make it weaker

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11
Q

What is misplacing the burden of proof?

A

Arguing that we should believe a claim because nobody has proved it false (or vice versa)

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12
Q

What is begging the question mean?

A

An arguer includes the conclusion to be proven within a premise of the argument

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13
Q

What are fallacies that appeal to emotion?

A

Emotions are substituted for evidence

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14
Q

What are two wrongs make a right?

A

When an allegation of wrongdoing is countered with a similar allegation

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15
Q

Define wishful thinking

A

When we forgot that wanting something to be true is irrelevant to whether it is true

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16
Q

What are fallacies of induction?

A

Where premises give us little or no reason to believe the conclusion is more likely to be true than false

Fallacies of induction are types of very weak inductive reasoning

17
Q

Define inductive generalisation

A

Reaching a conclusion about a population based on what’s known about a sample of that population

18
Q

Define fallacy of generalisation

A

Reaching a conclusion about a population that is based on flawed logic or evidence

19
Q

What is the fallacy of accident?

A

Occurs when it is assumed that a general statement applies to a specific case

20
Q

Define weak analogy

A

Arguments based on debatable or unimportant similarities between things

21
Q

Define fallacies appeal to authority

A

When an authority is presented instead of evidence, but the authority is not an expert on the issue, or may be biased or lying

22
Q

Define fallacious appeal to popularity

A

Treating an issue that cannot be settled by public opinion as if it can

23
Q

Define fallacious appeal to common practice or tradition

A

Something is right because it’s always been done before

24
Q

Define Bandwagon Fallacy

A

People tend to do or believe something because others do or believe it

(To align our beliefs with the beliefs of those around us)

25
Q

What are cause and effect fallacies?

A

An argument that relies on a very unlikely causal connection, or attempts to establish a causal connection based on very weak evidence

26
Q

Define Post Hoc, Ergo Propter Hoc

A

Assuming that the fact that one event came after another establishes that it was caused by it

27
Q

Define Cum Hoc, Ergo Propter Hoc

A

Assuming that the fact that one event happened around the same time as another establishes that it was caused by it

28
Q

Define slippery slope

A

An argument that falsely assumes that one thing must lead to another

29
Q

Define untestable evidence

A

Explanations that are vague, circular or not testable in principle