News

All real-life graphs can be used to estimate or read-off values.The actual meaning of the values will depend on the labels and units shown on each axis. Sometimes: This graph shows the cost of ...
y = x 2 + a represents a translation parallel to the y -axis of the graph of y = x 2. If a is positive, the graph translates upwards. If a is negative, the graph translates downwards.
Dual-axis graphs, which have two y-axes, are useful because they allow you to see different data at a glance. However, this graph has many problems, and Datawrapper, a data visualization tool ...
We discuss a comment on a previous post stating that the text of labels on the vertical axis of graphs must be horizontal by discussing the pros and cons of four possible positions for these labels.