A histogram of serum cholesterol: a graph where the horizontal axis is labeled serum cholesterol and numbered 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 and the vertical axis is labeled frequency and numbered 0, 5, 10, 15, 20, 25.
There are vertical bars with bases 3 to 4, 4 to 5, 5 to 6, 6 to 7, and so on, with heights 3, 11, 24, 20, 19, 5, 2, and 2.
Straight lines go from the horizontal axis at 2.5 to join the centres of the top of the bars, finishing back on the hozrizontal axis at 11.5.
Back to Clinical Biostatistics: Data, frequencies, and distributions.
This page maintained by Martin Bland.
Last updated: 2 August, 2006.