Mutsara 1: Nokuda kwebasa risingachinji rinogona kuyerwa formula _ 18, formula _ 19 is a random variable with mean formula _ 20 and variance formula _ 21. Mutsara wechipiri: Nokuda kwebasa rinogona kuyerwa risingachinji formula 18, formula 19 is a medium variable with random formula 20 and variance formula 21. Mubvunzo: Mutsara wokutanga nomutsara wechipiri unoreva chinhu chimwe chete here? Hungu kana kuti Aiwa?
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