- significance,statistical
- 统计学有效度,统计学显著性
Medical Chinese dictionary (湘雅医学词典). 2013.
significance,statistical
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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
Significance arithmetic — is a set of rules (sometimes called significant figure rules) for approximating the propagation of uncertainty in scientific or statistical calculations. These rules can be used to find the appropriate number of significant figures to use to… … Wikipedia
Significance analysis of microarrays — (SAM) is a statistical technique, established in 2001 by Tusher, Tibshirani and Chu, for determining whether changes in gene expression are statistically significant. With the advent of DNA microarrays it is now possible to measure the expression … Wikipedia
Statistical process control — (SPC) is an effective method of monitoring a process through the use of control charts. Control charts enable the use of objective criteria for distinguishing background variation from events of significance based on statistical techniques. Much… … Wikipedia
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 Methods for Research Workers — (ISBN 0 05 002170 2) is a classic 1925 book on statistics by the statistician R.A. Fisher. It is considered by some to be one of the 20th century s most influential books on statistical methods. Chapters* Prefaces # Introduction # Diagrams #… … 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 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
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
significance tests — A variety of statistical techniques are used in empirical social research in order to establish whether a relationship between sample variables may be inferred to apply to the population from which the sample was drawn. These techniques assess… … Dictionary of sociology
