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Published byProsper Russell Modified over 6 years ago
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Deductive Reasoning: The process of thought through which a conclusion is reached through a set of premises (assumptions that something is true).
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Syllogism : A form of deductive reasoning or argument consisting of a major premise, a minor premise, and a conclusion.
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MAJOR PREMISE: ALL CHILDREN ARE CUTE
For example: MAJOR PREMISE: ALL CHILDREN ARE CUTE MINOR PREMISE: ALL BRATS ARE CHILDREN CONCLUSION: ALL BRATS ARE CUTE
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MAJOR PREMISE: ALL WELL-PAID PEOPLE ARE EDUCATED
For Example: MAJOR PREMISE: ALL WELL-PAID PEOPLE ARE EDUCATED MINOR PREMISE: ALL TEACHERS ARE EDUCATED CONCLUSION: ALL TEACHERS ARE WELL-PAID
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Now, find the missing MINOR PREMISE…
MAJOR PREMISE: NO PHILOSOPHER IS EVIL MINOR PREMISE: ??? CONCLUSION: NO GREEKS ARE EVIL
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Find the missing MAJOR PREMISE…
MINOR PREMISE: SOME BIRDS ARE SWANS CONCLUSION: SOME BIRDS ARE WHITE
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Find the missing CONCLUSION…
MAJOR PREMISE: ALL TIGERS ARE MAMMALS MINOR PREMISE: ALL MAMMALS ARE ANIMALS CONCLUSION: ???
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Now, let’s try some on our own!
Independently, come up with THREE of your own syllogisms Then, share with a partner Pick the best syllogism either you or your partner wrote In LARGE, visible print, reproduce syllogism on the paper provided to you Presentations of selected syllogisms
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What is Deductive Reasoning?
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