Research Methods (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 is a key strength of quantitative data?
What is a key strength of quantitative data?
Easily compared & analysed statistically
How does stratified sampling select participants?
How does stratified sampling select participants?
Divides into subgroups, then samples
What is the main advantage of repeated measures design?
What is the main advantage of repeated measures design?
Participant variables are controlled
A directional hypothesis is tested using which type of test?
A directional hypothesis is tested using which type of test?
One-tailed test
What defines a confounding variable?
What defines a confounding variable?
Varies systematically with the IV
What is a key advantage of covert observations?
What is a key advantage of covert observations?
Reduces demand characteristics risk
Which measure of central tendency is most affected by extreme values?
Which measure of central tendency is most affected by extreme values?
Mean
What is a Type I error in statistical testing?
What is a Type I error in statistical testing?
Rejecting a true null hypothesis
Why do laboratory experiments often have low ecological validity?
Why do laboratory experiments often have low ecological validity?
Findings may not generalise to real life
In animal research, what does 'Refine' mean in the 3Rs principle?
In animal research, what does 'Refine' mean in the 3Rs principle?
Modify procedures to minimise suffering