
An example of a lprenz curve. It shows income distribution among the percentage of poulation in a household. A mathematical formula is used to figure the prbability in the graph. http://content.answers.com/main/content/wp/en/b/bd/Lorenz-curve1.png












the amount of concentration. It defers from a chloropleth becase the boundries are aranged according to the data used.
An example of a isopach. An isopach shows a relief of oceans,seas, that are not visible. These maps are used by geologist,oceanographers to determine rock formations and there depth. http://www.kgs.ku.edu/DPA/County/rs/gif_sw/morrow_meramec.gif






This is an example of a cartogram. The geography is distorted to show information about the sorld population. The countries with the most or more populous is distorted to reflect the population size.http://strangemaps.wordpress.com/2007/03/31/96-a-cartogram-of-the-worlds-population



