Find the median of the given data: 3, 2, 6, 4, 9, 7, 11, 5, 15

Arranging numbers in ascending order = 2, 3, 4, 5, 6, 7, 9, 11, 15

Here, N = 9

Median = \(\frac{(N + 1)}{2}\)^th term =\(\frac{(10)}{2}\)^th term = 5^th

⇒ 5^th term = 6

∴ The median of the given data is 6.