quintile

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quintile

 [kwin´tīl]
any of the four values that divide the range of a probability distribution distribution into five parts of equal probability; the first, second, third, and fourth quintiles are the 20th, 40th, 60th, and 80th percentiles.
References in periodicals archive ?
Meanwhile, residents of Romania spend almost one third of their monthly expenditure on food, while it is over one fifth in Estonia and Lithuania.
One fifth (20%) of more than 2,000 people surveyed for Santander Mortgages say they are willing to reduce their standard of living to become a home owner.
The space object 2003 UB313 is a chunk of ice and rock and seems to have planetlike characteristics: It has a spherical shape; it orbits the sun: and it is planet-size--larger than Pluto But some scientists say that both Pluto and 2003 UB313 are too small to be considered planets Pluto got its planet tag because in 1930, when it was discovered, astronomers estimated that Pluto was Earth size, and immediately declared it the ninth planet in the 1960s, further study shrink that estimate to one fifth of Earth's diameter The new object is only approximately 15 times the size of Pluto.
As a consequence of [the negotiations], the total number of just over 100 group administration staff will be decreased by one fifth in line with the objective.
But up to one fifth of journeys could be made by other means.
smokestacks churn out one fifth of the soot they did in 1970.
More than one third of respondents cared for by a home health agency, nursing home, or hospital reported insufficient emotional support for the patient and/or one or more concerns with family emotional support, compared with about one fifth of those receiving home hospice services.
That makes his one of the smallest war chests in the Senate--and puts Helms's resources at about one fifth of what he had during the comparable period in 1995, before his most recent run.