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Question 176

Dr. Kovac conducted a study to investigate whether a 10-minute virtual reality (VR) forest walk reduces anxiety. He measured participants' anxiety levels before and after the VR experience using a self-report scale from 1 (completely calm) to 20 (extremely anxious). Dr. Kovac chose to use a Wilcoxon Signed-Ranks test to analyse his data.

State three reasons why Dr. Kovac would use a Wilcoxon Signed-Ranks test for this study.

[3]
Markscheme

Methods Questions

  1. A Level
  2. /Psychology
  3. /Methods

638 exam-style questions on Edexcel A Level Psychology Methods. Each one has a worked solution and a mark scheme showing where the marks go.

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