Questions
Runs scored by a batsman in 10 innings are: 38, 70,48,34, 42, 55, 63, 46, 54, 44
The mean deviation is
a
8.6
b
6.4
c
10.6
d
9.6
detailed solution
Correct option is A
Arranging the given data in ascending order, we have 34,39,42,44, 46, 49, 54, 55, 63,70,Median M=46+482=47(∴ n = 10, median is the mean of 5th and 6th items)∴ Mean deviation =Σxi−Mn=Σxi−4710=13+9+5+3+1+1+7+8+16+2310=8.6Talk to our academic expert!
Similar Questions
Following are the marks obtained by 9 students in a mathematics test:
50, 69,20,33, 53,39, 40, 65, 59
The mean deviation from the median is
799 666 8865
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