The analysis of a single variable at many successive time periods is called:
A) a cross-sectional design
B) a time series design
C) an ex post facto design
D) a regression design

Question

Quizplus · Accepted Answer

A time series design analyzes a single variable over time, whereas cross-sectional designs compare different variables at a single point in time, ex post facto designs analyze variables after the fact, and regression designs examine the relationships between variables.

The Analysis of a Single Variable at Many Successive Time