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percentile Definition

per·cen·tile (pər sen′tīl′, -sent′'l)

noun

  1. any of the values in a series dividing the distribution of the individuals in the series into one hundred groups of equal frequency
  2. any of these groups

Etymology: percent + -ile

adjective

of a percentile or division into percentiles

percentile Usage Examples

Preposition: of

  • mean: Table 2.5 lists the maximum and 99th percentile of fixed daily mean ' other ' particle concentrations estimated within the model.

Converse of object

  • calculate: Hence, percentiles calculated by the EC Directive method are discussed in this section.

Adjective modifier

  • 85th: The fund's performance for the year failed to meet its target, ranking in the 85th percentile of the WM 50.
  • 99th: PM10 50 micrograms per cubic meter or less, when expressed as the 99th percentile of daily maximum running 24 hour means.
  • 95th: You are charged based on the 95th percentile of your monthly usage.
  • 75th: You need to decide whether you want to aim for the 25th or 75th percentile by looking at the individual indicator.
  • 90th: Table 1. Relative risk of heart disease at the 90th percentile of consumption compared to the 10th percentile.
  • 50th: A baby that is at the 50th percentile in either height or weight is right at the national average.

Modifies a noun

  • speed: Speeds recorded during surveys will need to show 85 th percentile speeds of 24mph or less.
  • rank: Fortunately, almost all scores are also given with their corresponding percentile ranks.
  • concentration: Model runs in long term mode were used solely to identify the locations where average and percentile concentrations would be highest.
  • consumer: The corresponding total intake for a 97.5th percentile consumer is 168 mg/day.
  • adult: Population average exposures and exposures for average and 97.5th percentile adult consumers are shown in Table 3.
  • value: Current national policies are likely to deliver concentrations lower than the Stage 1 90 th percentile limit value except possibly in central London.

Noun used with modifier

  • 97.5th: The 97.5th percentile level of consumption is generally taken to be representative of the upper limit of normal dietary behavior.
  • 95th: The 95th percentile left is the figure used for charging.
  • 98th: Tutors are able to raise the standard of an average student to the 98th percentile ( Bloom 1984 ).
  • 99th: They are sized for the 98 or 99th percentile, not the mathematical average.
  • 90th: Leeds is the only site predicted to exceed the EU stage 1 2004 90th percentile target.
  • th: The th percentile someone else determines majority more than.