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  2. Nominal category - Wikipedia

    en.wikipedia.org/wiki/Nominal_category

    A nominal variable, or nominal group, is a group of objects or ideas collectively grouped by a particular qualitative characteristic. [3] Nominal variables do not have a natural order, which means that statistical analyses of these variables will always produce the same results, regardless of the order in which the data is presented. [1] [3]

  3. Nominal (linguistics) - Wikipedia

    en.wikipedia.org/wiki/Nominal_(linguistics)

    Locative: expresses locational meaning; Instrumental: expresses means [5] Gender and class. Russian has three grammatical genders: masculine, feminine and neuter. Gender and class are closely related in that the noun class will reflect the gender marking a nominal will get.

  4. Categorical variable - Wikipedia

    en.wikipedia.org/wiki/Categorical_variable

    In statistics, a categorical variable (also called qualitative variable) is a variable that can take on one of a limited, and usually fixed, number of possible values, assigning each individual or other unit of observation to a particular group or nominal category on the basis of some qualitative property. [1]

  5. Nominalism - Wikipedia

    en.wikipedia.org/wiki/Nominalism

    Katholou is a contraction of the phrase kata holou, meaning "on the whole". [9] Aristotle famously rejected certain aspects of Plato's Theory of Forms, but he clearly rejected nominalism as well: ... 'Man', and indeed every general predicate, signifies not an individual, but some quality, or quantity or relation, or something of that sort.

  6. Level of measurement - Wikipedia

    en.wikipedia.org/wiki/Level_of_measurement

    Level of measurement or scale of measure is a classification that describes the nature of information within the values assigned to variables. [1] Psychologist Stanley Smith Stevens developed the best-known classification with four levels, or scales, of measurement: nominal, ordinal, interval, and ratio.

  7. Nomenclature - Wikipedia

    en.wikipedia.org/wiki/Nomenclature

    Elucidating the connections between language (especially names and nouns), meaning, and the way we perceive the world has provided a rich field of study for philosophers and linguists. Relevant areas of study include: the distinction between proper names and proper nouns ; [ 10 ] as well as the relationship between names, [ 11 ] their referents ...

  8. Science - Wikipedia

    en.wikipedia.org/wiki/Science

    Science is a systematic discipline that builds and organises knowledge in the form of testable hypotheses and predictions about the universe. [1] [2] Modern science is typically divided into two or three major branches: [3] the natural sciences (e.g., physics, chemistry, and biology), which study the physical world; and the social sciences (e.g., economics, psychology, and sociology), which ...

  9. Type (biology) - Wikipedia

    en.wikipedia.org/wiki/Type_(biology)

    A type species is the nominal species that is the name-bearing type of a nominal genus or subgenus. A type genus is the nominal genus that is the name-bearing type of a nominal family-group taxon. The type series are all those specimens included by the author in a taxon's formal description, unless the author explicitly or implicitly excludes ...