Histogram is a type of

A histogram is a graphical representation of a frequency distribution. It is considered a specific type of bar chart used for continuous interval data. While a standard bar chart represents categorical variables with gaps between the bars, a histogram represents numerical data grouped into bins or ranges, with the bars typically touching to show the continuity of the data.

• Line chart: Connects individual data points with lines to show trends over time.
• Pie chart: A circular chart divided into sectors to show numerical proportions.
• Donut chart: A variation of a pie chart with a blank center.

According to NCERT standards (e.g., Practical Work in Geography), histograms are used to represent continuous series where the area of each rectangle is proportional to the frequency of the respective class interval.