Histogram

Definition of Histogram

A histogram is a bar graph that shows how frequently data occur within certain ranges or intervals. The height of each bar gives the frequency in the respective interval.

Examples of Hour

Video Examples: Acute and Obtuse Angles in Geometry


Solved Example on Histogram

Ques: The discounts offered by a super market are as shown in the table. Which of these histograms is the correct representation of the data?


    Choices:
    A. Figure 1
    B. Figure 2
    C. Figure 3
    D. Figure 4
    Correct Answer: A

Solution:

    Step 1: The heights of the bars in the histogram indicates the discount offered (in %) for the corresponding amount (in $)
    Step 2: Observe the graphs to match the heights of the bars in each graph with the values in the table.
    Step 3: It can be observed that the heights of the bars in Figure 1 matches with the values in the table.
    Step 4: So, Figure1 is the correct representation of the data.