A structured, prepared form for collecting and analyzing data; a generic tool that can be adapted for a wide variety of purposes.
Graphs pairs of numerical data, one variable on each axis, to look for a relationship.
Graphs used to routinely study how a process changes over time. It has upper and lower control limits.
A technique that separates data gathered from a variety of sources so that patterns can be seen.
Identifies many possible causes for an effect or problem and sorts ideas into useful categories.
Shows on a bar graph which factors are more significant.
The most commonly used graph for showing frequency distributions, or how often each different value in a set of data occurs.