Answer:
Median = 13
Step-by-step explanation:
We are given the following data:
16, 15, 13, 12, 17, 14, 11, 9, 11
Formula:
Sorted data: 9, 11, 11, 12, 13, 14, 15, 16, 17
Median =
Thus, the median of the given data is 13.
c.right 3 units, down 1 unit