Bar graph

Definition

A bar graph is a graphical representation of data using rectangular bars to show the frequency or value of different categories. The length or height of each bar corresponds to the data value it represents.

5 Must Know Facts For Your Next Test

1. Bar graphs can be used to compare discrete categories or groups.
2. They are useful for displaying and analyzing financial data, such as revenue by department or company stock performance over time.
3. Bars can be displayed either horizontally or vertically depending on the preference and context.
4. Bar graphs make it easier to identify trends, patterns, and outliers in financial data.
5. Each axis must be properly labeled with units of measurement and categories for clarity.

Review Questions

• What type of data is best represented by a bar graph?
• How can bar graphs help in identifying financial trends?
• What are the key components that must be labeled on a bar graph?

Related terms

Histogram:

A type of bar graph that displays the frequency distribution of continuous data.

Line Graph:

A graphical representation using lines to show changes in data over time.

Pie Chart:

A circular chart divided into sectors illustrating numerical proportions.