Te matatika parau tumu-whakaute wha hoki Persons; i atawhai hoki; te whakawa; me te whakaute i te ture me te Interest-a Public nga rua matatika anga-tukunga, me te deontology-kia āwhina ia koe take e pā ana ki tetahi raruraru matatika rangahau e e anga koutou. Heoi, i runga i nga āhuatanga o te rangahau ao mamati whakaahuatia mua i roto i tenei pene, a i runga i nga tautohetohe matatika kua kite matou i na tawhiti, e kite ahau i ngā wāhanga e wha o te fifi ngā: ngā whakaaetanga, māramatanga me te whakahaere mōhiohio mōrearea, tūmataiti, me te hanga whakatau i roto i te mata o te papû ore. I roto i te wāhanga i muri mai, ka whakaahua ahau i enei take e wha i roto i te kōrero atu a whakahere tohutohu e pā ana ki te pehea, ki te hapai i ratou.