📢 Too many exams? Don’t know which one suits you best? Book Your Free Expert 👉 call Now!

  • google app store apple app store
  • ✖

      Question

      The most appropriate measure to compare the consistency

      of two series is -
      A Standard deviation Correct Answer Incorrect Answer
      B Mean deviation Correct Answer Incorrect Answer
      C Coefficient variation Correct Answer Incorrect Answer
      D Range Correct Answer Incorrect Answer

      Solution

      The Coefficient of Standard Deviation or Coefficient of Variation is a relative measure of dispersion given by Coefficient of Standard Deviation =     (Standard Deviation)/ ( Mean )* 100 =   σ / x ̄    * 100 It’s a pure number and can be used to compare the variability of 2 distributions expressed in different units. It is mainly used to compare measurements that use different units or when means are vastly different.  

      Practice Next
      ask-question