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a top-decile-performing UK fund
»Households from the poorest two income deciles are likely to be housed in rented accommodation.
When an analyst or statistician ranks data and then splits them into deciles, it is in an attempt to discover the largest and smallest values by a given metric. For example, by splitting the entire S&P 500 Index into deciles (50 firms will be in each decile) by the P/E multiple, the analyst will discover the companies with the highest and lowest P/E valuations in the index.
десятая часть, десятая доля; дециль (в статистике)
• (statistics) any of nine points that divided a distribution of ranked scores into equal intervals where each interval contains one-tenth of the scores
дециль; одна из девяти точек, делящих распределение ранжированного множества значений на равные интервалы.
10%-отковий інтервал
дециль