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Research
Research Designs II
| Question | Answer |
|---|---|
| Systematic observations of relationships between two or more variables in natural setting refers to what research design? | Exploratory |
| What is the focus of exploratory research? | It predict variable effects or tests relationships within clinical theory. |
| What kind of research describes a population? | Descriptive research |
| What type of research observes relationships between variables? | exploratory |
| What type of research looks for cause and effect relationships? | experimental |
| Testable factors identifiable prior to outcomes is prospective or retrospective? | prospective |
| Testable factors identifiable after data collection is prospective or retrospective? | retrospective |
| In what kind of study does the researcher follow a cohort of subjects over time, performing repeated measurements at prescribed intervals? | Longitudinal Study |
| What is the major advantage of a longitudinal study? | The ability to accumulate data through intensive documentation of growth and change on the same individuals. |
| In this type of study, the researcher studies a stratified group of subjects at one point in time and draws conclusions about a population by comparing the characteristics of those strata. | Cross-sectional study |
| Which approach, cross-sectional or longitudinal, is used more often because of its efficiency? | cross-sectional study |
| What is the major threat to validity in a cross-sectional study? | sample selection |
| What do many of the extraneous variables that interfere in cross-sectional studies pertain to? | cohort effects |
| Effects that are not age specific but are due to a subjects generation or time of birth are known as? | cohort effects |
| What is the purpose of a correlational study? | To describe the nature of existing relationships among variables. |
| Data from which king of study often provide the rationale for clinical decisions or the generation of hypothesis? | correlational studies |
| What kind of study is designed to predict a behavior or response based on the observed relationships between a certain behavior and other variables | predictive correlational study |
| What approach is especially useful for validation of diagnostic and prognostic information? | predictive correlational study |
| What is a method of epidemiologic investigation in which groups of individuals are selected on the basis of whether or not they have the disorder under study? | case-control study |
| In a case-control study, those that have the condition being studied are considered the ___? | case |
| In a case-control study, those that do not have the condition being studied are considered the ___? | control |
Created by:
txst fall 2008
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