Timeseries analysis method of forecasting sales breaks past time series into four components- trend, cycle, seasonal, and ________.
A) regular
B) annual
C) erratic
D) recurring
E) periodic

Question

Quizplus · Accepted Answer

The fourth component of the time-series analysis method is the erratic component, which refers to random fluctuations or disturbances that cannot be explained by any of the other three components (trend, cycle, seasonal). This component represents the unpredictable, non-repeating variation in sales over time.

Timeseries Analysis Method of Forecasting Sales Breaks Past Time Series