Terms used in official statistics

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Linear trend


Linear function of dependent variable Y at given values of time .
The function has the form: y = Ax + B; where: y - the theoretical value of the variable determined on the basis of the trend function; x - a variable expressing a time; A - directional factor of the trend line; B – constans.

Low-level terms:

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