2009-02-25_222428_Critical_Thinking_Chapter_7_9_exercise -...

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-1 Chapter 7 Exercise 9 2. The premise that past events guarantees future events is fallacious. Although there is an average amount of rainfall in California, the average does not represent an actual yearly amount of rainfall, but only the sum of the inches over a given number of years divided by that number of years. Therefore the prediction for 23 inches of rain is quite weak, and can only be considered possibly true or possibly false. 3. The premises of the argument are that the vehicle is old, has a 'monster V8', and needs an overhaul. Each of these conditions does make it likely true that the vehicle will not achieve 40 miles per gallon. However, we do not know everything about the car; the speaker does not even divulge the make or model of vehicle, so it is possible that it might have been a uniquely fuel efficient model, or have been modified to be more fuel efficient. Therefore the conclusion is probably true , but not absolutely true. 4. The premise that past events guarantees future results is fallacious. Specifically, the premise that a victory in the Iowa Republican primary precludes a candidate from winning the party nomination, based on three out of four years of history, is worth considering, but does not absolutely guarantee history will repeat itself. However, it is true that there is a momentum to
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This note was uploaded on 09/11/2011 for the course BUSINESS 125 taught by Professor Smith during the Spring '11 term at University of Phoenix.

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2009-02-25_222428_Critical_Thinking_Chapter_7_9_exercise -...

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