Practical Investigation (Edexcel A-Level Psychology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What are the 3 main investigation approaches used in health psychology research?
What are the 3 main investigation approaches used in health psychology research?
Questionnaires, interviews, content analysis
What does operationalisation mean in content analysis?
What does operationalisation mean in content analysis?
Clearly defining variables for replicability
What type of prediction is an alternative hypothesis (H₁)?
What type of prediction is an alternative hypothesis (H₁)?
A directional prediction based on theory
What does the null hypothesis (H₀) state?
What does the null hypothesis (H₀) state?
No difference; any found is due to chance
What is the main purpose of inter-rater reliability?
What is the main purpose of inter-rater reliability?
To reduce subjectivity in observations
When is a chi-squared test most appropriate to use?
When is a chi-squared test most appropriate to use?
For nominal data looking for differences
What is the formula for degrees of freedom (df)?
What is the formula for degrees of freedom (df)?
df = (R-1)(C-1)
What does it mean if calculated chi-squared is less than the critical value?
What does it mean if calculated chi-squared is less than the critical value?
Result not significant; retain null
What ethical guidance should be consulted before starting research?
What ethical guidance should be consulted before starting research?
British Psychological Society (BPS)
What is a weakness of analysing only one episode per programme?
What is a weakness of analysing only one episode per programme?
Episode may not be representative