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variance
mastery UK /ˈvɛə.ɹi.əns/ US /ˈvæɹ.i.əns/noun
card 1 of 10 · fill in the blank
A random variable is definitely a constant if the _____ variance is zero.
card 1 of 10 · fill in the blank
A random variable is definitely a constant if the _____ variance is zero.