internal validity

internal validity
the extent to which the effects detected in a study are truly caused by the treatment or exposure in the study sample, rather than being due to other biasing effects of extraneous variables.

Medical dictionary. 2011.

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  • Internal validity — is the validity of (causal) inferences in scientific studies, usually based on experiments as experimental validity [ Mitchell, M. and Jolley, J. (2001). Research Design Explained (4th Ed) New York:Harcourt.] . Details Inferences are said to… …   Wikipedia

  • Validity (statistics) — In psychology, validity has two distinct fields of application. The first involves test validity, a concept that has evolved with the field of psychometrics but which textbooks still commonly gloss over in explaining that it is the degree to… …   Wikipedia

  • Внутренняя валидность (internal validity) — В. в. относится к степени уверенности, с к рой можно судить о предполагаемой каузальной связи между переменными. Эксперимент обладает В. в. в той мере, в какой наблюдаемые эффекты можно отнести к влиянию независимых переменных, а не к. л. др.… …   Психологическая энциклопедия

  • Internal control — In accounting and organizational theory, Internal control is defined as a process effected by an organization s structure, work and authority flows, people and management information systems, designed to help the organization accomplish specific… …   Wikipedia

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  • internal study validity — vidinis tyrimo pagrįstumas statusas T sritis biomedicinos mokslai apibrėžtis Tyrimo apibūdinimas, rodantis tirtos grupės nustatytų dėsningumų tikrumą. Vidinį tyrimo pagrįstumą mažina ↑sisteminės ir ↑atsitiktinės klaidos. atitikmenys: angl.… …   Lithuanian dictionary (lietuvių žodynas)

  • Internal consistency of the Bible — An American family Bible dating to 1859. The question of the internal consistency of the Bible concerns the coherence and textual integrity of the Biblical scriptures. This has long been an issue for Christians and Jews, who consider the Bible… …   Wikipedia

  • External validity — is the validity of generalized (causal) inferences in scientific studies, usually based on experiments as experimental validity. [ Mitchell, M. Jolley, J. (2001). Research Design Explained (4th Ed) New York:Harcourt.] Inferences about cause… …   Wikipedia

  • Pragmatic validity — in research looks to a different paradigms than more traditional, (post)positivistic research approaches. It tries to ameliorate problems associated with the rigour relevance debate, and is applicable in all kinds of research streams. Simply put …   Wikipedia

  • Ecological validity — is a form of validity in a research study. For a research study to possess ecological validity, the methods, materials and setting of the study must approximate the real life situation that is under investigation.Brewer, M. (2000). Research… …   Wikipedia

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