Which of the following correctly describes a timeplot?

A timeplot is specifically designed to visualize how data points change over a period of time. This type of plot typically displays time on the x-axis and the variable of interest on the y-axis, allowing viewers to see trends, patterns, and fluctuations in the data as time progresses. This characteristic is particularly valuable in many fields, including economics, environmental studies, and social sciences, where understanding temporal dynamics is crucial.

The other options describe different types of data visualization. For instance, proportional data visualizations focus on showing parts of a whole, such as pie charts, while categorical data is grouped differently, often seen in bar charts or similar formats. Additionally, frequency distributions are typically represented using histograms or frequency plots, which analyze how often certain values occur in a dataset rather than depicting how a variable changes over time. For these reasons, the option that highlights the ability of a timeplot to show changes over time is not only accurate but also essential to understanding the purpose of this type of visualization.