The ___________ component of a time series consists of erratic and unsystematic fluctuations in the time series data.
A)Trend
B)Seasonal
C)Cyclical
D)Irregular

Question

Quizplus · Accepted Answer

The "Irregular" component refers to the random and unpredictable fluctuations in a time series that cannot be attributed to any systematic factor like trend, seasonality, or cyclical patterns. These irregular fluctuations are often caused by unpredictable events or factors like natural disasters, economic shocks, or human error.

The ___________ Component of a Time Series Consists of Erratic