The components of time-series are
A. Seasonal component
B. Reverse component
C. Cyclic component
D. Irregular component
Choose the correct answer from the options given below:
Answer & explanation
Correct answer: option 3
The correct answer is Option (3) → A, C and D only
A time series is made up of four components: the secular trend, the seasonal variation, the cyclical variation and the irregular (random) variation.
So the components are trend, seasonal, cyclical and irregular.
Checking the statements
(A) Seasonal component — Correct. Seasonal variation is one of the four.
(B) Reverse component — Incorrect. There is no such component.
(C) Cyclic component — Correct. Cyclical variation is one of the four.
(D) Irregular component — Correct. Irregular (random) variation is one of the four.
CBSE Applied Mathematics (Class XII):
Time Series Analysis
