Standard deviation is calculated from the Harmonic Mean (HM)? Always Sometimes Never None of these Right Answer: Never Share : January 4, 2018 Asghar Khan Statistic Total 0 Votes: 0 0 Tell us how can we improve this Mcqs? Captcha: + = Verify Human or Spambot ? Related Mcqs Check Below -If the standard deviation of the values 2, 4, 6, 8 is 2.33, then the standard deviation of the values 4, 6, 8, 10 is?Uncertainty of elements can be reduced with estimation ofIf a and b are two constants, then Var(a+bX)Var(a+bX) is?