A frequency histogram is a graph with vertical columns that represent the frequency of a data point or range of data points occurring in a set of data.

Which is a characteristic of a frequency histogram?

The following are true of a histogram: Data is organized into equal, non-overlapping intervals represented by bars of the same width with no space between the bars. The height or length of the bar represents the frequency of occurrences within each interval (frequency distributions).

What is class frequency in a histogram?

For each class, count the number of data values in the class. This is the class frequency. You can do this by going through the data values one by one and making a tally mark next to the class where the data value occurs. Counting up the tallies for each class gives the class frequency.