The approximate value of the mean deviation about the mean for the following data is Class interval 0 - 2 2 - 4 4 - 6 6 - 8 8 - 10 Frequency 1 2 3 2 1

TS EAMCET 03 May 2019 Shift 2 Solved Paper

Section: Mathematics

Question : 36 of 160

Marks: +1, -0

The approximate value of the mean deviation about the mean for the following data is

Class interval	0 - 2	2 - 4	4 - 6	6 - 8	8 - 10
Frequency	1	2	3	2	1

Class interval	Mid value	frequency	xifi	(xi−x)	fidi
0-2	1	1	1	4	4
2-4	3	2	6	2	4
4-6	5	3	15	0	0
6-8	7	2	14	2	4
8-10	9	1	9	4	4
		Σfi=9	fixi=45		fidi=16

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