The variance Var(x) for the binomial distribution is given by equation

A) np(n - 1) .
B) np(1 - np) .
C) n(1 - p) .
D) np(1 - p) .

Question

The variance Var(x)  for the binomial distribution is given by equationA)  np(n - 1) .B)  np(1 - np) .C)  n(1 - p) .D)  np(1 - p) .

Manuelito Guzman · Accepted Answer

Final Answer : D, Explanation :  The formula for the variance of a binomial distribution is Var(x) = np(1-p). This is the only option that matches this formula.

The variance Var(x) for the binomial distribution is given by equation

A) np(n - 1) .
B) np(1 - np) .
C) n(1 - p) .
D) np(1 - p) .

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