Edexcel A-level Psychology 9PS0 · 9.1.2
Sampling techniques: random, stratified, volunteer and opportunity
- Code
- 9.1.2
- In
- 9.1 Methods
- Topic
- 9 Psychological skills
- Course
- A-level Psychology 9PS0
- Board
- Edexcel
Grade boundaries·Edexcel command words
Codes and titles are read by a script from Edexcel's published specification and have not been checked by a person. What each point covers is in the specification itself: Edexcel’s specification.
Points in 9.1 Methods
- 9.1.1 Types of data: qualitative and quantitative data; primary and secondary data
- 9.1.2 Sampling techniques: random, stratified, volunteer and opportunity
- 9.1.3 Experimental/research designs: independent groups, repeated measures and matched pairs
- 9.1.4 Hypotheses: null, alternate, experimental; directional and non-directional
- 9.1.5 Questionnaires and interviews
- 9.1.6 Experiments: laboratory and field; independent and dependent variables
- 9.1.7 Observations
- 9.1.8 Twin, adoption, animal and case studies
- 9.1.9 Control issues in research
- 9.1.10 Descriptive statistics
- 9.1.11 Inferential statistics Decision making and interpretation
- 9.1.12 Methodological issues
- 9.1.13 Analysis of qualitative data (thematic analysis and grounded theory)
- 9.1.14 Conventions of published psychological research
- 9.1.15 Ethics in research with humans
- 9.1.16 Ethics in research with animals