A plot of the time series with time on the horizontal axis is an effective means of assessing whether the series is linear or nonlinear.

Question

Quizplus · Accepted Answer

A plot of the time series with time on the horizontal axis can visually show patterns and trends, making it easier to determine if the series is linear or nonlinear. A straight line would indicate linearity, while a curved or erratic line would suggest nonlinearity.

A Plot of the Time Series with Time on the Horizontal