MAPPING ARGUMENTS I

# MAPPING ARGUMENTS I - P3 P6 P7 C MC 4 Refuting arguments...

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MAPPING ARGUMENTS I What is an argument map? - a way of representing the structure of an argument pictorially. - makes overall structure of argument easy to see. - complex arguments may be too unwieldy to represent in standard form. - distinguish between main argument and subordinate arguments, different lines of argument, etc. - the structure of a text does not necessarily reflect the structure of an argument, so we represent this structure in a diagram to make it more clear. Common strategies in extended arguments: 1. A single main argument supported by subordinate arguments. P3+P4 P1 P2 P5+P6 MC 2. Several independent arguments, each supporting the main conclusion separately. P1 P3 P5 or P1 P4 P7 P2 P4 P6 P2 P5 P8 P3 P6 P9 MC MC 3. Eliminating all the alternatives to one’s position. Either A or B or C P1 Not A P4+P5-----> P2 Not B

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Unformatted text preview: P3 P6+P7 C MC 4. Refuting arguments for the opposing position. P1: Marijuana does not pose substantial health risks. P2: Marijuana does not have a gateway effect. P3: Marijuana is not addictive. P4: If there is no reason not to legalize marijuana, we should legalize it. C: We should legalize marijuana. P5 P7 P9 P6 P8 P10 P1 + P2 + P3 + P4 MC 5. Some combination of the above. P1 P3 P5 P2 P4 P6 P7 + P8 MC How to construct an argument map: 1. Find the main conclusion of the argument. 2. Find the premises that directly support the main conclusion. 3. Find the premises that support these premises. 4. Determine the argument strategy. 5. Supply implied premises. 6. See if you’ve overlooked anything and, if so, try to fit it in. 7. Revise your map for clarity and neatness....
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MAPPING ARGUMENTS I - P3 P6 P7 C MC 4 Refuting arguments...

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