tau waenga
1. (noun) median (of a data set).
Ko te tau waenga tētahi o ngā inenga o te takiwā waenganui o tētahi huinga raraunga, arā, ko tētahi o ngā wēanga o aua raraunga. Ina raupapahia ngā tau o tētahi huinga raraunga, ko te tau kei waenganui pū o te huinga, koirā te tau waenga (TRP 2010:286). / The median is one of the statistical measures of the centre for a set of data. If the numbers from a set of data are put in order, the median is the number that is in the middle of the set (TRP 2010:286).