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Scientific processes

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Question 157

A researcher wanted to investigate whether chewing mint-flavoured gum improves concentration during a repetitive clerical task.

Condition 1: A group of 25 participants chewed mint-flavoured gum while completing a 15-minute data-entry task.

Condition 2: A separate group of 25 participants completed the same 15-minute data-entry task without chewing gum.

Participants were randomly allocated to either Condition 1 or Condition 2.

Identify the experimental design used in this study.

Independent groups

Matched pairs

Repeated measures

Laboratory

Scientific processes Questions

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

Practise AQA A Level Psychology Scientific processes with exam-style questions for A Level Psychology. 689 questions, matched to the AQA A Level Psychology (7182) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

Question bank