The difference between Percentile and Quintile

When used as nouns, percentile means any of the ninety-nine points that divide an ordered distribution into one hundred parts, each containing one per cent of the population, whereas quintile means any of the quantiles which divide an ordered sample population into five equally numerous subsets.

check bellow for the other definitions of Percentile and Quintile

  1. Percentile as a noun (statistics):

    Any of the ninety-nine points that divide an ordered distribution into one hundred parts, each containing one per cent of the population.

  2. Percentile as a noun (statistics):

    Any one of the hundred groups so divided.

    Examples:

    "He is highly intelligent – he has an IQ in the top percentile."

  1. Quintile as a noun (statistics):

    Any of the quantiles which divide an ordered sample population into five equally numerous subsets.

  2. Quintile as a noun (by extension):

    A subset thus obtained.

  3. Quintile as a noun (astrology):

    An aspect of planets that are distant from each other by one fifth of a zodiac (72)

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