Wednesday, July 9, 2008

Bilateral Chart

This is a bilateral graph of humanitarian aid around the world. A bilateral graph is useful for visualizing the effects or relationships between two related variables. In this instance the bar graph is the change of humanitarian aid in US dollars. The line graph is the percentage of change in humanitarian aid. It makes it very easy to see that despite a significant decrease in money going to humanitarian aid in the US the percentage of change is very minimal. This stands in contrast to Luxembourg where their increase in in monetary aid was very small, but the percentage of increase was very significant. This bilateral graph can be found out the Global Humanitarian Assistance website.

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