What is the median of the following sample: 3, 5, 6, 7, 8, 9, 9, 12, 12, 13, 14, 17, 17, 18, 18, 20, 21, 23, 24, 25, 31, 34, 42?
14,5
17
13,5
14
... What is the median of the following set of numbers: (18, 19, 19, 19, 20, 20, 20, 20, 21, 22, 22, 22, 23, 24, 24, 25, 25, 26)?
a. 20
b. 21
c. 22 
