He kupu tēnei hei whakaatu i te tuari o ētahi huinga raraunga. Mēnā e manei ana tētahi huinga raraunga, ka piki, ka heke ngā uara, karekau he ia o ngā raraunga.
This is a word to describe the distribution of some data sets. If a data set fluctuates, the data values go up and down and do not show any trend.