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Week 8: Communicating with data

Completion requirements

This represents the same data as the previous graph, but the graph has been drawn on graph paper. The horizontal scale is marked 30, 35 and 40, and has five small intervals between two marks. This axis is labelled ‘Week of pregnancy’. The vertical scale is marked in two-unit intervals from 160 to 174.There are five small intervals between two marks. This axis is labelled ‘Weight in kg’. The horizontal and vertical axes intersect at (30, 160). The co-ordinates of the plotted points are (34, 166); (36, 170); (38, 172) and (40, 173). The title is ‘Weight during last six weeks of pregnancy’ and the source is ‘Hospital records’.

 2.5 Choosing the scales for a graph or chart