Percentages

thumb|A pie chart showing the percentage by web browser visiting Wikimedia sites (April 2009 to 2012)

In statistics, a percentile or percentile score, also known as centile (often denoted as P_k or Pk, for a given percentage k), is a score (e.g., a data point value) below which a given fraction of all scores in its frequency distribution exists ("exclusive" definition). Alternatively, it is a score or below which a given percentage of the all scores exists ("inclusive" definition). I.e., a score in the k-th percentile would be above approximately k% of all scores in its set. For example, under the exclusive definition, the 97th percentile (P97) is the value such that 97% of the data points are

biomedical measurand

hitting statistic in baseball

hitting statistic in baseball

Goalie statistic in ice hockey

Mathematical notation in cooking

baseball statistic

function of the German electoral system