Description: Write a function which calculates the average of the numbers in a given list. Note: Empty arrays should return 0. Solution: 1. If 'numbers' is an empty array, 0 is returned. 2. If it is not empty, the average value is returned. import statistics def find_average(numbers): return statistics.mean(numbers) if numbers else 0 statistics.mean() is a Python built-in library that calculates..