Question

Which of the following is not a characteristic of time series data?

a. Seasonality
b. Trend
c. Randomness
d. Cross-sectional variation

Answer 1

Time series data is a type of data where observations are recorded over a specific period of time and is characterized by trends, seasonality, and randomness. Cross-sectional variation is not a characteristic of time series data.

Step-by-step explanation:

Time series data is a type of data where observations are recorded over a specific period of time. It is characterized by the presence of trends, seasonality, and randomness. However, cross-sectional variation is not a characteristic of time series data.