Final answer:
The data-ink ratio principle suggests using the least amount of ink possible to depict data on a graph, emphasizing minimalism and clarity in data visualization.
Step-by-step explanation:
The data-ink ratio principle advises using the minimum amount of ink required to display data effectively in a graph. The key idea is to avoid unnecessary decoration that does not communicate additional information, thereby maintaining a focus on the data itself. When creating graphical representations of data, it's essential to balance clarity and simplicity to ensure the graph is both informative and comprehensible. This means selecting an appropriate scale that captures all the necessary data points while also making it easy to discern trends and changes within the data. Additionally, while designing graphs such as pie charts or bar graphs, it is important to emphasize the data through clear and legible labeling and to employ a minimalistic approach that channels the viewer's attention to the information being presented without distraction.