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English word scedasticity comes from English -ity, English scedastic (Related to the variance of errors (statistical).)
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-ity (English)
Used to form a noun from an adjective; especially, to form the noun referring to the state, property, or quality of conforming to the adjective's description.. Used to form other nouns, especially abstract nouns.
scedastic (English)
Related to the variance of errors (statistical).
scedasticity (English)
(statistics) The distribution of error terms. Error terms are distributed either randomly and with constant variance (homoscedasticity) or with some kind of pattern (heteroscedasticity).