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  2. Research design - Wikipedia

    en.wikipedia.org/wiki/Research_design

    A research design typically outlines the theories and models underlying a project; the research question(s) of a project; a strategy for gathering data and information; and a strategy for producing answers from the data. [1] A strong research design yields valid answers to research questions while weak designs yield unreliable, imprecise or ...

  3. List of psychological research methods - Wikipedia

    en.wikipedia.org/wiki/List_of_psychological...

    Qualitative psychological research findings are not arrived at by statistical or other quantitative procedures. Quantitative psychological research findings result from mathematical modeling and statistical estimation or statistical inference. The two types of research differ in the methods employed, rather than the topics they focus on.

  4. Literature review - Wikipedia

    en.wikipedia.org/wiki/Literature_review

    First, the exploratory or scoping review which focuses on broadness as opposed to depth. Second, the systematic or integrative review which integrates empirical studies on a topic. Third, the meta-narrative review which is a qualitative review approach that uses literature to compare different research or practice communities.

  5. Coefficient of determination - Wikipedia

    en.wikipedia.org/wiki/Coefficient_of_determination

    Ordinary least squares regression of Okun's law.Since the regression line does not miss any of the points by very much, the R 2 of the regression is relatively high.. In statistics, the coefficient of determination, denoted R 2 or r 2 and pronounced "R squared", is the proportion of the variation in the dependent variable that is predictable from the independent variable(s).

  6. Psychological research - Wikipedia

    en.wikipedia.org/wiki/Psychological_research

    An example of a descriptive device used in psychological research is the diary, which is used to record observations. There is a history of use of diaries within clinical psychology . [ 20 ] Examples of psychologists that used them include B.F. Skinner (1904–1990) and Virginia Axline (1911–1988).

  7. Case study (psychology) - Wikipedia

    en.wikipedia.org/wiki/Case_study_(psychology)

    In psychology case studies are most often used in clinical research to describe rare events and conditions, which contradict well established principles in the field of psychology. [1] Case studies are generally a single-case design, but can also be a multiple-case design, where replication instead of sampling is the criterion for inclusion. [2]

  8. Regression discontinuity design - Wikipedia

    en.wikipedia.org/.../Regression_discontinuity_design

    The RD design takes the shape of a quasi-experimental research design with a clear structure that is devoid of randomized experimental features. Several aspects deny the RD designs an allowance for a status quo. For instance, the designs often involve serious issues that do not offer room for random experiments.

  9. Qualitative psychological research - Wikipedia

    en.wikipedia.org/wiki/Qualitative_psychological...

    Qualitative research methodologies are oriented towards developing an understanding of the meaning and experience dimensions of human lives and their social worlds. Good qualitative research is characterized by congruence between the perspective that informs the research questions and the research methods used. [2]

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