Explanation:
Arranging in ascending order
6 , 7 , 8 , 8, 10 , 10 ,10
No of data (N) = 7
Now
Position of median
= ( N + 1) / 2 th item
= (7 + 1)/ 2 th item
= 8 / 2 th item
= 4 th item
Therefore exact median is 8.
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