Statistikaj

Statistikaj is an Esperanto adjective meaning “statistical.” It is used to describe data, methods, models, or analyses that pertain to statistics. The form statistikaj is the plural form, used with plural nouns (for example, statistikaj datenoj, statistikaj metodoj). The singular form is statistika.

In Esperanto, adjectives agree with the number of the noun they modify but do not distinguish gender. Thus statistikaj datenoj means “statistical data,” while statistika metodo would mean “statistical method.” The word derives from statistiko (statistics) and follows the standard Esperanto pattern of forming adjectives with the base statist- plus the customary -a ending in singular and -aj in plural.

Common contexts where statistikaj appears include research, social science, economics, and health studies, where researchers describe findings, techniques, or tools that rely on statistical reasoning. It can modify nouns for data sets (datenoj), analyses (analizoj), models (modeloj), indicators (indikiloj), and methods (metodoj).

Differences from related terms are mainly nominal: statistikaj refers to plural items; singular forms such as statistika are used for a single noun. Related terms include statistiko (statistics), statistika (singular adjective form), and statistikisto (statistician), highlighting how Esperanto builds a cohesive family around statistical concepts.

See also: statistiko, statistika, statistikisto, datenoj, metodoj.