Clinical psychology Research methods

Worked examples (9)

• 1Identify the safeguards in a described trial (4 marks)
• 2Explain why the comparator changes the answer (5 marks)
• 3Explain why matching is not a substitute for randomisation (4 marks)
• 4Calculate and interpret the two analyses (5 marks)
• 5Argue that dropout is an outcome (4 marks)
• 6Explain why a therapy trial cannot be double-blind (3 marks)
• 7Match the scan to the clinical question (4 marks)
• 8Explain why a replicated group difference is not a diagnostic test (5 marks)
• 9Distinguish efficacy from effectiveness (4 marks)

Model answers (9)

• ✓Model answer — Edexcel WPS04 Section A style
• ✓Model answer — Edexcel WPS04 Section A style
• ✓Model answer — Edexcel WPS04 Section A style
• ✓Model answer — Edexcel WPS04 Section C style
• ✓Model answer — Edexcel WPS04 Section A style
• ✓Model answer — Edexcel WPS04 Section C style
• ✓Model answer — Edexcel WPS04 Section A style
• ✓Model answer — Edexcel WPS04 Section B style
• ✓Model answer — Edexcel WPS04 Section E style

Worked examples (9)

• 1Place the information in the right section (4 marks)
• 2Convert an aim into an operationalised hypothesis (4 marks)
• 3Decide directional or non-directional (3 marks)
• 4Spot the reporting error (4 marks)
• 5Judge whether a method could be repeated (4 marks)
• 6Describe the process of peer review (4 marks)
• 7Explain why peer review cannot detect fraud (3 marks)
• 8Work out the effect of publication bias (5 marks)
• 9Explain how pre-registration addresses two problems (4 marks)

Model answers (9)

• ✓Model answer — Edexcel WPS04 Section C style
• ✓Model answer — Edexcel WPS04 Section C style
• ✓Model answer — Edexcel WPS04 Section C style
• ✓Model answer — Edexcel WPS04 Section C style
• ✓Model answer — Edexcel WPS04 Section A style
• ✓Model answer — Edexcel WPS04 Section A style
• ✓Model answer — Edexcel WPS04 Section C style
• ✓Model answer — Edexcel WPS04 Section B style
• ✓Model answer — Edexcel WPS04 Section E style

Worked examples (9)

• 1Distinguish the two organisations (4 marks)
• 2Apply title protection to a scenario (3 marks)
• 3State the four functions (4 marks)
• 4Sort requirements into the right standards document (4 marks)
• 5Choose a proportionate sanction (5 marks)
• 6Explain why CPD is a condition of registration (3 marks)
• 7Compare a regulator with a research ethics committee (4 marks)
• 8Evaluate title protection as a mechanism (5 marks)
• 9Decide which body applies (3 marks)

Model answers (9)

• ✓Model answer — Edexcel WPS04 Section A style
• ✓Model answer — Edexcel WPS04 Section A style
• ✓Model answer — Edexcel WPS04 Section A style
• ✓Model answer — Edexcel WPS04 Section A style
• ✓Model answer — Edexcel WPS04 Section A style
• ✓Model answer — Edexcel WPS04 Section A style
• ✓Model answer — Edexcel WPS04 Section A style
• ✓Model answer — Edexcel WPS04 Section B style
• ✓Model answer — Edexcel WPS04 Section E style

Worked examples (9)

• 1Explain how a system can be reliable but not valid (4 marks)
• 2Identify which kind of reliability or validity (4 marks)
• 3Assess a criticism of subjectivity (4 marks)
• 4Strengthen the credibility of a qualitative study (4 marks)
• 5Explain the direction in which generalisability fails (5 marks)
• 6Link an ethical constraint to a methodological consequence (4 marks)
• 7Assess practical application (4 marks)
• 8Select the criteria that bite (4 marks)
• 9Link two criteria in one sentence (3 marks)

Model answers (9)

• ✓Model answer — Edexcel WPS04 Section C style
• ✓Model answer — Edexcel WPS04 Section A style
• ✓Model answer — Edexcel WPS04 Section C style
• ✓Model answer — Edexcel WPS04 Section A style
• ✓Model answer — Edexcel WPS04 Section A style
• ✓Model answer — Edexcel WPS04 Section A style
• ✓Model answer — Edexcel WPS04 Section A style
• ✓Model answer — Edexcel WPS04 Section B style
• ✓Model answer — Edexcel WPS04 Section E style