JEE Main & Advanced Mathematics Statistics Question Bank Median and Mode

  • question_answer
    For a frequency distribution 7th decile is computed by the formula

    A)                 \[{{D}_{7}}=l+\frac{\left( \frac{N}{7}-C \right)}{f}\times i\]

    B)                 \[{{D}_{7}}=l+\frac{\left( \frac{N}{10}-C \right)}{f}\times i\]             

    C)                 \[{{D}_{7}}=l+\frac{\left( \frac{7N}{10}-C \right)}{f}\times i\]           

    D)                  \[{{D}_{7}}=l+\frac{\left( \frac{10N}{7}-C \right)}{f}\times i\]

    Correct Answer: C

    Solution :

                    It is a formula.


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