Mean of Array After Removing Some Elements LeetCode solution in Python

1
# Runtime: 137 ms (Top 11.43%) | Memory: 14.1 MB (Top 36.03%)
2
class Solution:
3
    def trimMean(self, arr: List[int]) -> float:
4
        arr.sort()
5

6
        return statistics.mean(
7
            arr[int(len(arr) * 5 / 100) : len(arr) - int(len(arr) * 5 / 100)]
8
        )