A type of nonexperimental research design that examines the relationships among the variables after the variations have occurred
case control study
A type of nonexperimental research design that examines the relationships among the variables after the variations have occurred
correlational study
The subjects of a specific group that are being studied
Cohorts
A nonexperimental research design that looks at data at one point in time, that is, in the immediate present.
cross-sectional study
A type of nonexperimental research design that is concerned not only with the existing status and interrelationship of phenomena but also with changes that take place as a function of time
developmental study
A nonexperimental research design in which a researcher collects data from the same group at different points in time.
longitudinal study
The controlled investigation and measurement of the means of gathering and analyzing data.
methodological research
Nonexperimental study that begins with an exploration of assumed causes and then moves forward in time to the presumed effec
prospective study
The theory and development of measurement instruments
psychometrics
Studies that trace the relationships or differences between variables that can provide a deeper insight into a phenomenon.
relationship-difference studies
A nonexperimental research design in which a researcher collects data from the same group at different points in time.
Repeated measures/longitudinal study
A nonexperimental research design that begins with the phenomenon of interest (dependent variable) in the present and examines its relationship to anothervariable (independent variable) in the past
retrospective study
A form of research in which the researcher takes previously collected and analyzed data from one study and reanalyzes the data for a secondary purpose.
secondary analysis
Descriptive, exploratory, or comparative studies that collect detailed descriptions of existing variables and use the data to justify and assess current conditions and practices, or to make more plans for improving health care practices