Question 1

Identify any formal fallacies or fallacies of language in the following passage.
If Shelley has read the Republic,then she's bound to know who Thrasymachus is.And,since she clear does know who Thrasymachus is,we can conclude that she must have read the Republic.

Accepted Answer

Affirming the consequent

Question 2

Identify any formal fallacies or fallacies of language in the following passage.
The sign says "No individuals without identification may pass." So that must mean that all individuals with identification may pass,right?

Accepted Answer

Confusing contraries with contradictories
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Question 3

Identify any formal fallacies or fallacies of language in the following passage.
Otterhounds are crazy about water,just like that dog.That dog therefore is an Otterhound.

Accepted Answer

Affirming the consequent

Question 4

Identify any formal fallacies or fallacies of language in the following passage.
The average family has two-and-a-half children.The Hansons,next door,are an average family,so they must have two-and-a-half children.I don't know,maybe a stepson or something.

Accepted Answer