Chii mubvunzo kuti: "Rinoshandisa yakatarwa unhu utariri nzira, kusanganisira uwandu nzira, uye anosika inokosha kwezvivako vanhu mukati sangano ("Champions", "Black Belts", "Green Belts", "Orange Belts", etc.) vari nyanzvi idzi nzira yakaoma chaizvo"? Musoro wacho ndiSix sigma.
"ndezvipi zvimwe zvishandiso zveSix Sigma zvinoshandiswa?"