10
14
10
12.
10 numbers in the sample. Middle numbers are 10 and 14. Then the median is (10+14)/2=12
It is 13, the number halfway between the two middle numbers.
It is 15.5, the value halfway between the two middle numbers.
The median is the central value, 10.
(4*10+11+2*12+13+2*14)/10 = 11.6
18. It is the middle number when they are listed in order.
11
13 - if there is no "middle" number then you take the average of the 2 either side of where the middle would have lain.
122+125-2569