Frequency Histogram
See how to make and read a frequency histogram.
2 examples and their solutions.
Frequency Histogram
Example
For the given test scores, make a frequency histogram.
Solution | Interval | Frequency |
|---|---|
| 50-59 | 2 |
| 60-69 | 3 |
| 70-79 | 7 |
| 80-89 | 6 |
| 90-99 | 2 |
| Interval | Frequency |
|---|---|
| 50-59 | 2 |
| 60-69 | 3 |
| 70-79 | 7 |
| 80-89 | 6 |
| 90-99 | 2 |
[2]
x-axis: Test score intervals
y-axis: Frequency
(frequency) = (height of the bar)
y-axis: Frequency
(frequency) = (height of the bar)
[3]
There should be no space between the bars.
Close
Example
For the given histogram,
find the number of students whose scores are less than 70.
Solution find the number of students whose scores are less than 70.
3 + 6 = 9
Close