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What are the limitations of a line graph?
Line charts have some limitations. For example, they tend to lose clarity when there are too many data points. However, they are also easy to manipulate visually to achieve specific effects. For example, the degree of apparent change can be manipulated visually by adjusting the range of data points on the axes.
When should you avoid a line graph?
And while there are few hard-and-fast rules when it comes to data visualization, one thing is for certain: line charts are not suitable for comparing multiple categories at one point in time for a single variable.
