JEE Main & Advanced Mathematics Statistics Question Bank Measures of dispersion

  • question_answer
    Quartile deviation for a frequency distribution is  [DCE 1998]

    A)                 \[Q={{Q}_{3}}-{{Q}_{1}}\]      

    B)                 \[Q=\frac{1}{2}({{Q}_{3}}-{{Q}_{1}})\]

    C)                 \[Q=\frac{1}{3}({{Q}_{3}}-{{Q}_{1}})\]  

    D)                 \[Q=\frac{1}{4}({{Q}_{2}}-{{Q}_{1}})\]

    Correct Answer: B

    Solution :

                    It is obvious.


You need to login to perform this action.
You will be redirected in 3 sec spinner