Terms used in official statistics

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Pearson linear correlation coefficient


Factor determining the level of linear relationship between random variables. The value of the correlation coefficient is in the closed interval [-1, 1]. The greater the absolute value, the stronger the linear relationship between the variables. 0 - means no linear dependence, 1 - is positive, and -1 means negative relationship between features.

High-level terms

Low-level terms:

Contact person on methodology:
GUS – Departament Programowania, Koordynacji Badań i Rejestrów