Edexcel A-Level Psychology A2 7.3.3 Decision Making and Data Interpretation Topic Practice

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Question 1

[Maximum number: 2]

Andreas and Mikhael conducted a meta-analysis of research into causes of stress. They reviewed 60 research studies that had all tested the effect of stress triggers on stomach acidity levels in non-human participants.
They presented the data from their meta-analysis of the studies in Table 4.

Table for Question 1 — Edexcel A-Level Psychology A2

Question (a)

(a)

State one conclusion that could be made using the data in Table 4.

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Question (b)

(b)

Calculate the number of studies that found no significant increase in stomach acidity levels using the information in Table 4.
Space for calculations

The use of non-human animals in the psychological research that Andreas and Mikhael reviewed would have been required to meet the Animals (Scientific Procedures) Act 1986.

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