Star Plots

http://www.math.yorku.ca/SCS/sugi/sugi16-paper.html

This is an example of a star plot. There are many examples of star plots on this picture.

Correlation Matrix

http://www.kltprc.net/policynotes/Gifs/Tab_005A_4.htm

This is a photo of a correlation matrix. This is a way to understand how certain categories can be compared.

Similarity Matrix

http://cgi.mtc.sri.com/Cluster-Lab/

This is a view of a similarity matrix. The different colors depict different amounts from the category. 

Stem and Leaf Plot

http://www.northstarmath.com/sitemap/Stem-and-LeafPlot.html

This is a classic example of a stem and leaf plot. This is an easy system of seeing information.

Box Plot

http://www.itl.nist.gov/div898/handbook/eda/section3/boxplot.htm

This is a box plot graph. In box plot graphs it helps to compare different amounts with showing where the median is. 

Histogram

https://visualization.hpc.mil/wiki/Paraview_Histogram

This is a picture of a paraview Histogram. This is comparing different categories with colors and data. 

Parallel Coordinate Graph

http://informationandvisualization.de/blog/knime-interactive-views

The parallel coordinate graph can compare many different attributes. These types of graphs are great for visualizing how different categories compare.