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Research Methods
Flash card on research methods in Psychology
Term | Definition |
---|---|
Construction of research hypothesis | Tentative and testable prediction of the relationship between two or more events or characteristics. Always starts with it is hypothesised that... |
Identification of operational independent and dependent variables | IV: The variable that is manipulated by the researcher before the experiment. It is independent. DV: Dependent on the IV, expected to change according to the IV. |
Reporting Conventions | A report constructed on the research study. They are widely recognised standards or rules about how a report is written and presented. |
Random Sampling | Everyone in the population of interest to the researcher has an equal chance of being selected. |
Stratified Sampling | Dividing the popultaion into two subgroups or "Strata" and then selecting seperate samples from each Stratum. |
Random- Stratified sampling | Identifying all the people of interest in the Stratum and selecting randomly the samples of proportionate size from each Stratum. |
Random Allocation | Participants selected for the experiment have the same chance to be in one group then the other in the experiment. |
Control and experimental groups | Control: In the control condition, where the IV is absent. Experimental: Exposed to the experimental condition where the IV is present and is being investigated. |
Case Studies | In-depth investigation of a behaviour, event of interest in an individual, group or situation. |
Observational Studies | Collecting data by carefully watching and recording behaviour as it occurs. |
Self-reports | The participant's response to questions, statements or instructions given by the researcher. |
Questionnaires | A set of written questions asked by the researcher to the participants and they answer. |
Interviews | Spoken set of questions or statements by the researcher to the participants. |
Experimenter Effect | Occurs when t |