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Question

The runs scored by Virat in 7 different matches are given as:

89,91,54,66,13,97,06

Calculate the mean deviation about the median for this data.


A
31.26
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B
30.06
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C
29.142
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D
27.85
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Solution

The correct option is C 29.142
Arranging data in ascending order,
06,13,54,66,89,91,97
Here, number of observations (n)=7(odd)
Median=(7+12)thobservation=4thobservation.
Median(M)=66

x|xM|
0660
1353
5412
660
8923
9125
9731
|xM|=204
Mean deviation about median =|xM|7=2047=29.142

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