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Expert Analysis

4 Steps To Designing Effective Survey Samples For Trial

By Vendela Fehrm, Zsófia Sipos and Zhaoning (Nancy) Wang ( October 1, 2025, 3:23 PM EDT) -- The Federal Trade Commission's move in August to exclude a defense expert's survey in FTC v. Amazon.com Inc. on the basis of flaws in the survey sample design highlights a critical lesson: Survey evidence in litigation requires more than designing and fielding a questionnaire — it also requires effective survey sample design.[1]...

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