Answer:
14
Step-by-step explanation:
Rearrange your numbers in order from least to greatest
18, 20, 22, 22, 25, 27, 29, 31, 34, 36, 36, 38, 41, 48
the middle is between 29 and 31
the middle of the first half is 22,
the middle of the second half is 36
the IQR = 36-22= 14
