Find the median of 7 , 8 , 10 , 15, 18 , 25
12
12.5
13.5
11.5
Number of data = 6
Median = Average of two middle data
The middle data is 10 and 15
Hence Median = 10+152
= 12.5
Find f is mean of the following is 18. find f hence find the median.