If data for a time series analysis is collected on an annual basis only, which component may be ignored?
A)trend
B)seasonal
C)cyclical
D)irregular

Question

Quizplus · Accepted Answer

Seasonal components are typically detected within a year for shorter time intervals such as monthly, weekly or daily data. Since data is collected on an annual basis only, there is no need to consider seasonal component. However, trend, cyclical, and irregular components may still be present and should be analyzed.

If Data for a Time Series Analysis Is Collected on an Annual