Calculate the mean deviation about the mean for the following frequency distribution- begin array - - Whine Class Interval - - 0-4 - 4-8 - 8-12 - 12-16 - 16-20 WhineWhineend array

[ Class amp; f amp; Midpoint amp; f_i x_i amp; |x_i 9.2| amp; f_i|x_i 9.2|; 0 4 amp; ...

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Mean Deviation about Mean for Continuous Frequency Distributions

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Question

Calculate the mean deviation about the mean for the following frequency distribution :

$\begin{matrix} Class Interval : & 0 - 4 & 4 - 8 & 8 - 12 & 12 - 16 & 16 - 20 Frequency : & 4 & 6 & 8 & 5 & 2 \end{matrix}$

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Class interval:	0–4	4–8	8–12	12–16	16–20
Frequency	4	6	8	5	2

Class interval	$4 - 8$	$8 - 12$	$12 - 16$	$16 - 20$
No. of employees	$5$	$10$	$15$	$20$

Calculate mean deviation from the median of the following data :

$\begin{matrix} Class Interval : & 0 - 6 & 6 - 12 & 12 - 18 & 18 - 24 & 24 - 30 Frequency : & 4 & 5 & 3 & 6 & 2 \end{matrix}$

Calculate the mean deviation about the median of the following frequency distribution :

$\begin{matrix} x_{i} & 5 & 7 & 9 & 11 & 13 & 15 & 17 f_{i} & 2 & 4 & 6 & 8 & 10 & 12 & 8 \end{matrix}$

Class interval	0-4	4-8	8-12	12-16
Frequency	4	8	5	6

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