Irregular trends in a time series are caused by
(A) Epidemics
(B) Strikes
(C) Festival season
(D) Floods
Choose the correct answer from the options given below:
Answer & explanation
Correct answer: option 1
The correct answer is Option (1) → (A), (B) and (D) only
Irregular trends in a time series are caused by sudden and unpredictable events like epidemics, strikes, floods, earthquakes, etc. Seasonal factors such as festival season are not irregular, they are seasonal variations.