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June 2007, Logical Reasoning 2, Question 15

The content provides an in-depth analysis of how to approach and solve a weakened question on the GRE, focusing on identifying and attacking the assumptions underlying an argument.
  • Identify the argument's conclusion and evidence, and understand the assumptions that bridge them.
  • In cases involving surveys, assumptions often relate to the representativeness of the survey and the absence of bias.
  • A correct answer choice will effectively challenge one of these assumptions, demonstrating how it undermines the argument.
  • Analyzing each answer choice methodically to ascertain its impact on the argument's validity is crucial.
  • The example provided illustrates how to dissect answer choices to find the one that introduces a bias or flaw in the argument's construction.
Understanding Weakened Questions
Identifying Assumptions
Evaluating Answer Choices
Determining the Correct Answer