A time series has seasonality if it exhibits a
A) specific pattern for each season (Fall, Winter, Spring and Summer)
B) pattern for each of the 12 months
C) pattern for during the year (monthly, quarterly or bi-monthly)
D) trend during the year
E) A or D

Question

Quizplus · Accepted Answer

Seasonality in a time series refers to patterns that repeat at regular intervals, such as monthly, quarterly, or bi-monthly, indicating a consistent pattern over time.

A Time Series Has Seasonality If It Exhibits a