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ROYAL SOCIETY OF CHEMISTRY | Cambridge [REINO UNIDO] : Royal Society of Chemistry | AMC Technical Brief | 2001Organoleptically, nutritionally and economically, the protein content of food is of paramount importance. The quantitative assessment of protein content, based on the determination of nitrogen concentration on a fat-free basis, permits the detec[...]
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ROYAL SOCIETY OF CHEMISTRY | Cambridge [REINO UNIDO] : Royal Society of Chemistry | AMC Technical Brief | 2001Robust statistics is a convenient modern way of summarising results when we suspect that they include a small proportion of outliers. Most estimates of central tendency (e.g., the arithmetic mean) and dispersion (e.g., standard deviation) depend[...]
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ROYAL SOCIETY OF CHEMISTRY | Cambridge [REINO UNIDO] : Royal Society of Chemistry | AMC Technical Brief | 2001What we should do when results of analytical measurements fall below the detection limit has long been a source of puzzlement. In fact the idea of a detection limit itself is puzzling: why else should we spend so much effort trying to define it [...]
