These are called graphical methods, some of which are applications of statistics.
Number lines
Yes, a chart can be displayed with the data on the worksheet. In that case it is known as an embedded chart. It can also be displayed by itself on what is known as a chart sheet, where you won't see the actual data it uses.
A pie chart
It is called a 'pie chart'
bar chart/bar graph
Pie chart, Pie graph
by graving each others nut sacks....
It uses vertical bars, based on the values entered in as data. See the image at the link below.
The Nolan chart uses a two-axis model.
There are a few graphs for that but probably the most common and best one is a Line Graph or a Bar Chart.
Tables or charts are just an easy way to organize data. So in terms of a presentation a table makes it easier for the audience to understand it. If you didn't have a data table, chart, or graph what would you have? random numbers on the board?
A bar graph uses vertical bars to display data. Each bar represents a category or group, and the height of the bar represents the value or frequency of that category. This type of graph is commonly used to compare and visualize data across different groups or categories.