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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 ...
Wikipedia:No original research/Wikipedia:Verifiability – Wikipedia is not the place to publish new, original research or find research which has not yet been recognized by credible sources; Wikipedia:Patent nonsense – At any given time, a Wikipedia article may contain nonsense.
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.
A retrospective cohort study, also called a historic cohort study, is a longitudinal cohort study used in medical and psychological research. A cohort of individuals that share a common exposure factor is compared with another group of equivalent individuals not exposed to that factor, to determine the factor's influence on the incidence of a ...
In addition to the point-for-point disagreement between these two parties, others have examined the sample size and selection method used in the Nature effort, and suggested a "flawed study design" (in Nature ' s manual selection of articles, in part or in whole, for comparison), absence of statistical analysis (e.g., of reported confidence ...
Wikipedia has been the center of a much heated and critical debate in academia pertaining to the relevance, accuracy, and effectiveness of using information found online in academic research, especially in places where information is constantly being created, revised, and deleted by people of various backgrounds, ranging from experts to curious learners.
Unusually, Wikipedia relies for a large part of its editorial work upon editors drawn from the general public, who may well lack relevant qualifications in the subjects they edit. Experience suggests that any appearance of weakness which may be created is deceptive.
interrupted time series design; propensity score matching or weighting; instrumental variables; Panel analysis; Of all of these designs, the regression discontinuity design comes the closest to the experimental design, as the experimenter maintains control of the treatment assignment and it is known to "yield an unbiased estimate of the ...