What does a chart represent?

A chart (sometimes known as a graph) is a graphical representation for data visualization, in which "the data is represented by symbols, such as bars in a bar chart, lines in a line chart, or slices in a pie chart ". A chart can represent tabular numeric data, functions or some kinds of quality structure and provides different info.

What is the difference between a chart and a graph?

Figure out what data you need to achieve your goal. Different types of charts and graphs use different kinds of data. Graphs usually represent numerical data, while charts are a visual representation of data that may or may not use numbers. So, while all graphs are a type of chart, not all charts are graphs.

What are the different types of chart types?

So we’ll start off with four basic chart types, one for each of these value-encoding means. In a bar chart, values are indicated by the length of bars, each of which corresponds with a measured group. Bar charts can be oriented vertically or horizontally; vertical bar charts are sometimes called column charts.

What does a bar chart show?

A bar chart (also known as a bar graph) shows the differences between categories or trends over time using the length or height of its bars. The may be shown using vertical or horizontal bars. Bar graphs have two axes. One axis shows categories, while the other a range of values.