Please solve this quedtion When we calculate mean deviation . Zigma flDl
Will be divided by which value 4 (number of items) or 45 (sum of all frequencies). Please explain in detail

Dear student,

$\sum _{}^{}$f $\left|d\right|$ will be divided by 45 as per rule because $\sum _{}^{}$f $\left|d\right|$ will be divided by the total number of observations, i.e., 45.


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