statistical significance

statistical significance
Statistical methods allow an estimate to be made of the probability of the observed degree of association between variables, and from this the s. can be expressed, commonly in terms of the P value.

Medical dictionary. 2011.

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  • Statistical significance — In statistics, a result is called statistically significant if it is unlikely to have occurred by chance. A statistically significant difference simply means there is statistical evidence that there is a difference; it does not mean the… …   Wikipedia

  • Statistical Significance — A result that is not likely to occur randomly, but rather is likely to be attributable to a specific cause. Statistical significance can be strong or weak, and is important to research in many math and science related fields, including medicine,… …   Investment dictionary

  • statistical significance — receipt of clear results that cannot be random from a statistical standpoint …   English contemporary dictionary

  • statistical significance — noun A measure of how unlikely it is that a result has occurred by chance …   Wiktionary

  • statistical significance — …   Useful english dictionary

  • Статистическая значимость (statistical significance) — Исследователи часто используют статистические критерии для оценки получаемых результатов. Эти критерии позволяют исследователю оценить вероятность того, что такие результаты могли появиться чисто случайно. Термин С. з. употребляется как раз в… …   Психологическая энциклопедия

  • Statistical parametric mapping — or SPM is a statistical technique for examining differences in brain activity recorded during functional neuroimaging experiments using neuroimaging technologies such as fMRI or PET. It may also refer to a specific piece of software created by… …   Wikipedia

  • Statistical survey — Statistical surveys are used to collect quantitative information about items in a population. Surveys of human populations and institutions are common in political polling and government, health, social science and marketing research. A survey… …   Wikipedia

  • Significance — can refer to:* Meaning ** In semiotics, the meaning assigned to a sign * Statistical significance, the probability that a result is not due to chance * Significant figures or significant digits, the precision of a numerical value * Significance… …   Wikipedia

  • Statistical hypothesis testing — This article is about frequentist hypothesis testing which is taught in introductory statistics. For Bayesian hypothesis testing, see Bayesian inference. A statistical hypothesis test is a method of making decisions using data, whether from a… …   Wikipedia

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