A time series is:
A)a set of measurements on a variable collected at the same time or approximately the same period of time.
B)a set of measurements on a variable taken over some time period in sequential order
C)a model that attempts to analyze the relationship between a dependent variable and one or more independent variables
D)a model that attempts to forecast the future value of a variable

Question

Quizplus · Accepted Answer

A time series is a set of measurements on a variable taken over some time period in sequential order. It involves analyzing patterns and forecasting future values based on past trends. Option A describes cross-sectional data, while options C and D refer to regression models and forecasting models, respectively, which may use time series data as input.

A Time Series Is