Quintile may refer to: *In statistics, a

quantile In statistics and probability, quantiles are cut points dividing the range of a probability distribution into continuous intervals with equal probabilities, or dividing the observations in a sample in the same way. There is one fewer quantile th ...

for the case where the sample or population is divided into fifths *

Quintiles IQVIA, formerly Quintiles and IMS Health, Inc., is an American multinational company serving the combined industries of health information technology and clinical research. IQVIA is a provider of biopharmaceutical development and commercial outs ...

, a biotechnology research company based in the United States *

Quintile (astrology) In astrology, an aspect is an angle that Planets in astrology, planets make to each other in the Horoscope; as well as to the Ascendant, Midheaven, descendant (astrology), Descendant, Imum coeli, Lower Midheaven, and other points of astrological ...

, a type of astrological aspect formed by a 72° angle

See also