VS.

# Octile vs. Quartile

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Octilenoun

(statistics) Any of the quantiles that divide an ordered sample population into eight equally numerous subsets.

Quartilenoun

(statistics) Any of the three points that divide an ordered distribution into four parts, each containing a quarter of the population.

Octilenoun

A subset thus obtained.

Quartilenoun

(statistics) Any one of the four groups so divided.

‘This school is ranked in the first quartile.’;

Octilenoun

(astronomy) An octant.

Quartilenoun

Octilenoun

Same as Octant, 2.

Quartilenoun

(statistics) any of three points that divide an ordered distribution into four parts each containing one quarter of the scores

Quartilenoun

each of four equal groups into which a population can be divided according to the distribution of values of a particular variable

‘in the highest quartile, the mean age was 72’;

Quartilenoun

each of the three values of the random variable which divide a population into quartiles.

Quartile

In statistics, a quartile is a type of quantile which divides the number of data points into four parts, or quarters, of more-or-less equal size. The data must be ordered from smallest to largest to compute quartiles; as such, quartiles are a form of order statistic.