Median of 11, 10, 12, 4, 9, 18, 6 is ______ .
10
4
11
9
The given observations can be arranged in ascending order as
4, 6, 9, 10, 11, 12, 18
Here, number of observations = 7 (odd)
Median = Middle observation = 10
Median of Mode, Mean, Median of data 1,2,2,3,3,3,4,4,4,4,5,5,5,5,5 is
Find f is mean of the following is 18. find f hence find the median.