bar graph
Học thuậtThân thiện
Definition
Noun: A bar graph is a type of chart that uses rectangular bars of different lengths to represent and compare different quantities or values. The length or height of each bar is directly proportional to the quantity it represents.
Usage
A bar graph is used to visually display and compare discrete categories of data. It is a fundamental tool in statistics, business, education, and science for making data easy to understand at a glance. - The categories are typically displayed along one axis (often the horizontal x-axis). - The corresponding values or frequencies are displayed along the other axis (often the vertical y-axis).
Examples
- Noun:
- The annual report included a bar graph comparing sales figures across the four quarters.
- Students created a bar graph to show the favorite fruits of their classmates.
- The bar graph clearly illustrated the population growth in different cities.
Advanced Usage
- "to plot data on a bar graph": To represent numerical information using a bar graph.
- The researcher plotted the survey results on a bar graph for the presentation.
Variants and Related Words
- Bar chart: A synonym for bar graph. The terms are often used interchangeably.
- The manager presented the data as a bar chart.
- Histogram: A similar chart using bars to represent the frequency distribution of continuous data, where the bars typically touch each other.
- Column chart: Essentially a bar graph where the bars are displayed vertically.
Synonyms
- Bar chart
- Column graph
Related Phrases
- Vertical bar graph: A bar graph where the bars are oriented vertically.
- Horizontal bar graph: A bar graph where the bars are oriented horizontally, often used for longer category labels.
- Stacked bar graph: A bar graph where each bar is divided into segments to show the contribution of different sub-groups to the total.
Noun
- a chart with bars whose lengths are proportional to quantities