A time-series graph reveals whether there is a ________ which represents ________.
A) trend in a variable; a general tendency for the variable to rise or fall
B) relationship between two variables; a cross-section graph
C) trend in a variable; unrelated variables
D) relationship between two variables; a trend in a variable

Question

Quizplus · Accepted Answer

A time-series graph is used to observe how a single variable changes over time, allowing for the identification of trends, such as general increases or decreases in the variable's value.

A Time-Series Graph Reveals Whether There Is a ________ Which