Two histograms, one vertically above the other. The upper histogram is titled "Females", the lower histogram is titled "Males". In each histogram, the horizontal axis is labeled "Head circumference (mm)" and numbered 500, 550, 600, 650, 700. The vertical axis is labeled "Frequency" and numbered 0, 10, 20, 30, 40, and 50 in the upper histogram, 0, 10, 20, 30 in the lower histogram.
In the upper histogram, the bars and bases are: 500 to 520 mm, 1, 520 to 540 mm, 16, 540 to 560 mm, 48, 560 to 580 mm, 38, 560 to 600 mm, 13, 600 to 620 mm, 3, 620 to 640 mm, 1.
In the lower histogram, the bars and bases are: 520 to 540 mm, 3, 540 to 560 mm, 7, 560 to 580 mm, 27, 560 to 600 mm, 20, 600 to 620 mm, 5, 620 to 640 mm, 0, 640 to 660 mm, 1, 660 to 680 mm, 1.
Back to Exercise: Head circumference.
This page maintained by Martin Bland.
Last updated: 31 July, 2006.