There are many kinds of statistical charts, including bar chart, percentage bar chart, histogram, line chart and point chart. In scientific papers, we should choose the appropriate statistical chart according to the data type and expression purpose.
For example, when comparing grouped data with different attributes, you can choose histogram to explain the composition of each component of things, circular chart or percentage histogram, histogram to represent the frequency distribution of continuous data, line chart to represent the change of one thing and another, and dot chart to represent the correlation and trend of two things.