1. evidence
   1. problems about survey/statistics/study
      1. selective samples
      2. make any difference?
      3. quantity of sample
      4. what question asked
      5. who conducted
      6. when conducted
      7. respondents forthright?
      8. respondents representative?
   2. problems about data
      1. Vague data
      2. Completeness
2. reasoning line
   1. False Analogy
   2. Confusing comparison & variation
   3. Hasty Generalization
      1. Unrelated concepts
      2. Changing scopes
      3. Inferring a future condition from a past condition
   4. Failed to consider unexpected consequences/weight pros & cons
   5. False dilemma
   6. Cause-Effect Fallacies
      1. Non-causal relationship
      2. Confusing the cause and the effect
      3. Confusing concurrence with causal relationship
      4. Post hoc, ergo propter hoc (after this, therefore because of this)
3. conclusion
   1. Necessity and Sufficiency of the solution
   2. Failing to consider the feasibility of the conclusion