NCERT Example 15 - Statistics
Question: Prove that adding a constant a to every observation does not change the variance.
Answer: Var(X+a) = Var(X).
Full step-by-step NCERT solution with diagrams on Something by Zero.
Question: Prove that adding a constant a to every observation does not change the variance.
Answer: Var(X+a) = Var(X).
Full step-by-step NCERT solution with diagrams on Something by Zero.