MCQ
The empirical relationship between the three measures of central tendencies is:
  • A
    $3$ mode $=$ mean $+\ 2$ median
  • Mode $= 3$ median $-\ 2$ mean
  • C
    None of these
  • D
    $3$ mean $=$ median $+\ 2$ mode

Answer

Correct option: B.
Mode $= 3$ median $-\ 2$ mean

The empirical relationship between the three measures of central tendencies is $3$ Median $=$ Mode $+\ 2$ Mean.
The relationship is as per observation. A distribution in which the values of mean, median and mode coincide $($i.e., mean $=$ median $=$ mode$)$ is called symmetrical
Distribution. conversely, when the values of mean, median, mode are not equal, the distribution is called asymmetrical or skewed.
Knowing any two values, the third can be computed by this formula
$3$ median $= 2$ mean $+$ mode
$2$ mean $= 3$ median $–$ mode
$\text{Mean}=\frac{1}{2}(3 \text{ median - mode})$

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