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11 Cards in this Set
- Front
- Back
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Tell me about the schema of a syllogism.
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The schema of a syllogism is a representation of it, having statements in standard order with standard abbreviations of its terms.
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Tell me about the mood of a syllogism.
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The mood of a syllogism is a three-letter description of the types of categorical statements it contains when arranged in standard order.
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What is the figure of a syllogism?
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The figure of a syllogism is a number from 1 to 4 identifying the placement of its middle term.
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To schematize a syllogism is to...
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set out its schema.
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How many possible ways can the middle term be arranged in the two premises?
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There are four possible combinations the middle term can be arranged. The middle term can be either the subject or the predicate.
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Tell me about the form of a syllogism.
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The form of a syllogism is when the mood and the figure of the syllogism are listed together, i.e. EIO-I
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When is a syllogism valid?
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A syllogism is valid if the truth of the conclusion follows from the truth of the premises. A syllogism may be valid and have a false conclusion.
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What does the validity of a syllogism depend on?
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The validity depends only on the form of the argument, not on the meaning or truth of the individual statements.
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What is a sound syllogism?
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A sound syllogism is valid and has true premises and a true conclusion.
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Tell me the difference between truth and validity.
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Statements are true or false. Arguments are valid or invalid.
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When is a syllogism invalid?
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A syllogism is invalid when it has true premises and a false conclusion. It may be invalid and have a true conclusion.
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