Designing psychological investigations
- Created by: Natasha
- Created on: 23-03-13 13:04
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Sampling strategies and their implications
Populations and samples
- Random sampling
- Opportunity sampling
- Volunteer sampling
Sample bias
- Choice of sampling technquie
- Choice of target population
- Small samples
Issues of reliability and valdiity
Types of reliability
Assessing and improving intra and inter researcher reliability
- Careful design of study
- Careful training of researchers
Assessing and improving internal and external reliaiblity
- Split-half method
- Test-retest method
- Use of correlation
Types of validiity
Assessing and improving internal and external valdity
- Face validity
- Content valdiity
- Concurrent validity
- Predictive validity
- Context validity (ecological valdity)
- Temporal validity
- Population validity
Ethical considerations in design and conduct of research
BPS code of ethics and conduct
- Respect
- Competence
- Responsibility
- Integrity
Identifiying ethical issues in research proposals
- Writing a research proposal
- Constructing a constent form
- How an ethics committee works
Impact of Code of Ethics and Conduct on research
- Evolution of codes and conduct
- Ethical codes shape research and are shaped by it
- Impact of changes in Zeitgeist and technology
- Ethics committees as gatekeepers
Roles of ethics committees
Types of committee
- Department ethics committee
- Institutional ethics committee
- External ethics committee
Enforcing ethical guidelines
- Investigate
- Dismiss complaint
- Suspend or remove…
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