Answer:
38
Explanation:
The outlier of the data set is defined as the data point which lies outside the overall given data set.
Now, the given set is:
17, 13, 16, 18, 38, 14, 21, 24, 38, 14, 16, 17
Now, we can see from the given set that 38 lies outside overall given data set, therefore according to the definition of an outlier, 38 is an outlier.