A visual representation of data that uses bars of varying lengths to compare the performance of a participant or group of participants across different conditions or time periods. Each bar’s length represents the value of a dependent variable, allowing for an easy comparison of results.
Example
A teacher implementing a group reinforcementReinforcement is a fundamental concept in Applied Behavior Analysis (ABA) and behavioral psychology. It refers to any consequence that follows a behavior and increases the likelihood that the behavior... More system in her classroom might use a bar graph to compare the performance of different student groups. For instance, the teacher could divide the class into three groups: Group A, Group B, and Group C. Each group earns points based on their collective on-task behavior throughout the week. The bar graph would have three bars—one for each group. The height of each bar represents the total points earned by that group over the week. This allows the teacher and students to easily compare which group demonstrated the most on-task behaviorBehavior refers to any activity or action that living organisms engage in, which can be observed, measured, and analyzed. It encompasses all interactions an organism has with its environment, inc... More and can highlight improvements in group performance across weeks.