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PERC [7] renamed the PERC Reporting Code (2008 edition) to the PERC Reporting Standard with the 2013 revision. A subsequent revision to the PERC Reporting Standard was undertaken in 2017, and a further revision was published in late 2021. [1] A detailed account of the historical development of the PERC Reporting Standard can be found on the ...
Total organic carbon (TOC) is an analytical parameter representing the concentration of organic carbon in a sample. TOC determinations are made in a variety of application areas. For example, TOC may be used as a non-specific indicator of water quality, or TOC of source rock may be used as one factor in evaluating a petroleum play. [1]
The Property and Environment Research Center (PERC), previously known as the Political Economy Research Center, is a free-market environmentalist think tank based in Bozeman, Montana, United States. Established in 1980, [ 2 ] PERC is dedicated to original research on market approaches to resolving environmental problems.
The Westgard rules are a set of statistical patterns, each being unlikely to occur by random variability, thereby raising a suspicion of faulty accuracy or precision of the measurement system. They are used for laboratory quality control , in "runs" consisting of measurements of multiple samples.
Pulmonary Embolism Rule-out Criteria (PERC Rule), a clinical decision-making tool to aid in the diagnosis of chest pain and/or dyspnea; Tetrachloroethylene or perc, a chemical widely used for dry cleaning and metal-degreasing; People. Perc Bushby (1919–1975), Australian rules footballer; Perc Horne (1890–1990), Australian rugby league ...
A theory of change (ToC) is an explicit theory of how and why it is thought that a social policy or program activities lead to outcomes and impacts. [1] ToCs are used in the design of programs and program evaluation (particularly theory-driven evaluation ), across a range of policy areas.
Retrieved from "https://en.wikipedia.org/w/index.php?title=PERC_rule&oldid=750954796"This page was last edited on 22 November 2016, at 13:36 (UTC) (UTC)
The TOC curve with four boxes indicates how a point on the TOC curve reveals the hits, misses, false alarms, and correct rejections. The TOC curve is an effective way to show the total information in the contingency table for all thresholds. The data used to create this TOC curve is available for download here. This dataset has 30 observations ...