The histogram will have bars with the following heights for each interval:
- 14.5-15.5: Height of 3
- 15.5-16.5: Height of 5
- 16.5-17.5: Height of 11
- 17.5-18.5: Height of 9
- 18.5-19.5: Height of 8
- 19.5-20.5: Height of 4
The histogram accurately represents the frequency distribution of the vertical jump heights.