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, ...

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, ...

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 ...