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Scientific processes

Scientific processes

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Question 215

Hydration and Performance Study

A sports scientist conducted a study using a repeated measures design to investigate whether the type of pre-workout beverage affects 5 km running performance.

  • Condition 1: Participants consume a high-electrolyte sports drink (Drink A) 30 minutes before running.
  • Condition 2: Participants consume an organic beetroot juice extract (Drink B) 30 minutes before running.

Forty recreational runners took part in this study, and the scientist used counterbalancing.

Explain how counterbalancing could have been used in this experiment.

[2]
Markscheme

Scientific processes Questions

  1. A Level
  2. /Psychology
  3. /Scientific processes

689 exam-style questions on AQA A Level Psychology Scientific processes. Each one has a worked solution and a mark scheme showing where the marks go.

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