The time series component that reflects gradual variability over a long time period is called
A)a trend
B)seasonal
C)cyclical
D)irregular

Question

Quizplus · Accepted Answer

A trend reflects the long-term changes or patterns in the data over time. It can be upward, downward, or horizontal. This component is independent of seasonal or cyclical fluctuations and represents a gradual change in the level of the time series.

The Time Series Component That Reflects Gradual Variability Over a Long