Mutsara 1: Nokuda kwebasa rinogadziriswa rinogona kuyerwa formula 18, formula 19 is a medium variable with random formula 20 and variance formula 21. Mutsara wechipiri: Nokuda kwechimiro chakatarwa chinogona kuyerwa 18, chimiro 19 chinhu chinoshanduka chisina kurongwa chine chimiro chepakati 20 uye chimiro chekusiyana 21. Mubvunzo: Mutsara wokutanga nomutsara wechipiri unoreva chinhu chimwe chete here? Hungu kana kuti Aiwa?
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