If a and b are two constants, then Var(a+bX)Var(a+bX) is?

  1. a±bVar(X)
  2. Var(a)±Var(X)
  3. ±bVar(X)
  4. b2Var(X)
    Right Answer: b2Var(X)

January 4, 2018   Asghar Khan    Statistic  
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