Gradual movement in time-series data over time is called
A) seasonal variation
B) a cycle
C) a trend
D) exponential variation
E) random variation

Question

Quizplus · Accepted Answer

Trend refers to the gradual movement or direction in a time series data observed over a long period of time. It can be either upward or downward, indicating the overall change in the data over time. Seasonal variation refers to the regular pattern of changes that occur within a year, a cycle refers to a repeating pattern that occurs over a known period of time, exponential variation refers to patterns that increase or decrease at an increasing rate, and random variation refers to unpredictable fluctuations that do not follow any particular pattern.

Gradual Movement in Time-Series Data Over Time Is Called