Variation is the differences between individuals of the same species, caused by genetic and environmental factors. Surveys into variation give data that are continuous, which means to come in a range, ...

The top row shows variation in a zooplankton, Daphnia: the morph on the right is produced in the presence of a predator cue. The second row shows an example of dimorphic variation in horn length, ...

What is a Special Cause Variation? Special cause variation refers to a change in output caused by specific factors. These factors include environmental factors or faulty input parameters such as ...