A Scatter Analysis is used when you need to compare two data sets against each other to see if there is a relationship.
The normal probability plot is a graphical technique for normality testing. Used to assess data set follows normal distribution.
Box plots are graphical tools that let you easily visually compare variation between the data sets evaluated.
A stem and leaf plot is a technique to categorize either continuous or discrete values. It is used to organize data as they are collected.
A run chart is a basic graph displays data as they evolve over time. Simple rules can be useful for identifying trends or shifts in process.