Which of the following is true for the variance of any random variable?
Var(X)≥0Var(X) \geq 0Var(X)≥0
Var(X)≤1Var(X) \leq 1Var(X)≤1
Var(X)Var(X)Var(X) can be negative.
Var(X)Var(X)Var(X) is only defined for continuous variables.