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Sociology Optional PYQ Solutions · Model answer

Write short note : Experimental design.

  • UPSC 1988
  • Research Methods and Analysis

An experimental design is a research structure built to establish a causal relationship by having the researcher deliberately manipulate one variable and observing its effect on another, under conditions that rule out alternative explanations.

You are reading the opening of the model answer. The full answer is part of Sociology Optional PYQ Solutions.

What the full answer covers

  • The Core Structure
  • The Solomon Four-Group Design
  • Threats to Internal Validity
  • Threats to External Validity
  • Sociology's Structural Difficulty With True Experiments

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