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Find the Mean Deviation About the Mean for the Data. - CBSE (Arts) Class 11 - Mathematics

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Question

Find the mean deviation about the mean for the data.

xi

5 10 15 20 25
fi 7 4 6 3 5

Solution

xi

fi

fi xi

`|X_i-barX|`

`f_i|X_i - barX|`

5

7

35

9

63

10

4

40

4

16

15

6

90

1

6

20

3

60

6

18

25

5

125

11

55

 

25

350

 

158

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Solution Find the Mean Deviation About the Mean for the Data. Concept: Mean Deviation.
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