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Data handling and analysis

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Question 40

Table 1: Germination times of Primula vulgaris under different soil treatments

Treatment Alpha: Hydroponic GelTreatment Beta: Organic Compost
Mean germination time (days)14.218.5
Standard deviation (days)4.150.85

Explain why the standard deviation values shown in Table 1 are useful descriptive statistics for the agricultural scientist.

[2]

Data handling and analysis Questions

  1. A Level
  2. /Psychology
  3. /Data handling and analysis

Practise AQA A Level Psychology Data handling and analysis with exam-style questions for A Level Psychology. 263 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