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【每日逻辑链练习贴】【逻辑1-15】

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11#
发表于 2013-8-20 10:07:37 | 只看该作者
1. 40’  
Premise: Canceled projects are wasteful, report by nonpartisan auditors.
Conclusion: President’s choice was motivated by sound budgetary policy, not partisan politics.
Assumption:

2. 20’
Premise: Write "Thank you" on bills—more tips
Conclusion: regularly write, servers tips will be more
Assumption: regularly seeing thank you won’t change customers tip habit

3. 25’
Main conclusion: No more new jobs will be created.
The base of the Premises: New jobs can only be created by new companies or current companies
Premises: 1. Current companies will not create more jobs.
               2. No more new companies will be established, the jobs per company would not be higher.

4. 35’
Premise:  cotton has insecticide against B, B breed on corns, last year more corns
Conclusion: cotton is being overwhelmed by corn-bred bollworms.
Evaluation: cotton has enough insecticide to against B last year

5. 33’
Premise:  old test low risk but a lot unnecessary
         New test high accurate
Conclusion: new test will avoid unnecessary but have fewer necessary ones
Explanation: new test thinks someone who doesn’t have actually has
12#
发表于 2013-8-23 16:34:12 | 只看该作者
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13#
发表于 2013-8-29 11:51:34 | 只看该作者
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14#
发表于 2014-3-7 17:15:56 | 只看该作者
1. P:critics think that the cancellation is to punish opposite parties, because 90% cancelled were in opposite districts
P: but a nonpartisan auditor said that all cancellation was indentified wasteful
C: the cancellation is not for political reasons but because of budgetary

2。 P:the randomly written “thank you” bill  an average 3% higher tips given
C: if every bill was written thank you, the average income from tips will be higher
【归纳】随意抽取达到的结论应用到regularly一般总体上,前提就是抽取的样本具有代表性。
Assume: the randomly selected phenomenon of higher tips can represent the general behavior of customers

3. principle: new job is created by existing or by start-up.
    there is no reason to think 前提1…so C1
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