Question: For a certain random variable,E(X 2 )= 25 and E(X) =2.The variance of this variable is given by f

For a certain random variable,E(X2)= 25 and E(X) =2.The variance of this variable is given by

For a certain random variable,E(X2)= 25 and E(X) =2.The variance of this

\f

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