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Question 12

Nadia investigated whether a virtual reality (VR) safety training program was more effective than a traditional slide-based training program. She recorded whether participants in each group passed or failed a subsequent hazard-perception test on their first attempt. Her results are shown in Table 1.

Table 1: Training program type and first-attempt test performance

VR-based trainingSlide-based training
Passed first attempt4522
Failed first attempt1538

State two reasons why Nadia used a chi-squared test to analyze her data.

[2]
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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