The sale of ice creams is higher in summer than in winter is an example of
Answer & explanation
Correct answer: option 1
The correct answer is Option (1) → Seasonal trend
The rise and fall in ice-cream sales follows the seasons and repeats every year. Such regular variation within a year is the seasonal component of a time series.
A long-term trend is the general movement over many years, a cyclical variation is a business-cycle swing lasting more than a year, and an irregular variation is caused by unforeseen events.
CBSE Applied Mathematics (Class XII):
Time Series Analysis
