Question

Formula for mean deviation,variation, standard deviation

Answer 1

I hope that will help you please leave a thank you
And Mark as a brainliest answer

Answer 2

$\huge\bar x$ = $\huge\frac{\sum \left | x_i-\bar x \right |}{n}$

$\huge\bar x$=$\huge\frac{\sum f_i|x_i-\bar x|}{N}$

$\bar x \neq 0$

HOPE IT HELPS

PLEASE MARK ME BRAINLIEST ☺️