1. In statistics, a percentile or percentile score, also known as centile (often denoted as P k {\displaystyle P_{k}} or Pk, for a given percentage k), is a score greater than a given percentage of all scores (or data point value) in a sample. I.e., a score in the k-th percentile would be above approximately k% of all scores in its sample. For example, the 97th percentile (P97) is the value such that 97% of the data points are less than it. The calculation of percentiles requires sorting scores. Percentiles are a type of quantiles, obtained by a subdivision into 100 groups. The 25th percentile (P25) is also known as the first quartile (Q1), the 50th percentile (P50) as the median or second quartile (Q2), and the 75th percentile (P75) as the third quartile (Q3). For example, the 50th percentile (median) is the score below (or at or below, depending on the definition) which 50% of the scores in... from wikipedia.org

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a. Abstract Noun: percentageশতাংশlí:leb...