Using a graph to plot family incomes against food expenditures results in
A) a time- series and a scatter diagram.
B) a scatter diagram.
C) a time- series graph.
D) neither a time- series nor a scatter diagram.

Question

Quizplus · Accepted Answer

When plotting family incomes against food expenditures, we are examining the relationship between two variables, so a scatter diagram would be the best choice. A time-series graph would be used to show changes in a variable over time, which does not apply to this scenario.

Using a Graph to Plot Family Incomes Against Food Expenditures