numbers = [1, 2, 3, 4, 5]_x000D_ # 使用for循环求List中所有元素的总和_x000D_ total = 0_x000D_ for number in numbers:_x000D_ total += number_x000D_ #求List中所有元素的平均值_x000D_ average = total / len(numbers)_x000D_ print('List中所有元素的平均值为:', a...
average=sum(numbers_list)/len(numbers_list)print("平均值为:",average) 1. 2. 示例 下面是一个完整的示例代码,用于计算一组数字的平均值。 numbers_input=input("请输入一串数字,用空格或逗号分隔:")numbers_list=numbers_input.split()numbers_list=[int(num)fornuminnumbers_list]average=sum(numbers_lis...
编写一个Python函数,接收一个整数列表作为参数,返回列表中所有偶数的平均值。```pythondef average_even(numbers):evens = [x for x in numbers if x % 2 == 0]if len(evens) == 0:return 0return sum(evens) / len(evens)numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]print(a
s = 0 for x in list: s += x return s def average(list): "对列表数据求平均值" avg = 0 avg = sum(list)/(len(list)*1.0) #调用sum函数求和 return avg print("avg = %f"%average(lst))运行结果: ---求平均值,可输入任意多个数--- 请输入数值,用空格隔开:21 32 45 65 avg = 47.33...
numbers = [1, 2, 3, 4, 5] total = 0 count = 0 for num in numbers: total += num count += 1 average = total / count 1. 2. 3. 4. 5. 6. 7. 8. 9. 上述代码中,我们首先定义了一个名为total的变量和一个名为count的变量,用于分别存储数字的总和和个数。然后,我们使用for循环遍历...
odd_numbers = [num for num in numbers if num % 2 != 0] average = sum(odd_numbers) / len(odd_numbers) print("奇数的平均值为:", average) ``` 查看本题试卷 python列表平均数怎么求_Python中输入一个数值列表,并求出其平均值 112阅读 1 python从键盘输入一个列表计算输出元素的平均值_pytho...
Learn how to calculate the average of a set of numbers in Python. This program demonstrates how to iterate through a list of numbers, calculate the sum, and divide by the total number of elements to find the average. Follow along with the code and try it
这是题目,只有英文的:Write a function average that takes a list of numbers and returns the average.1. Define a function called average that has one argument, numbers.2. Inside that function, call the built-in sum() function with the numbers list as a parameter. Store the result in a ...
average = total / len(numbers) return average # 调用函数 scores = [85, 92, 78, 90, 88] average_score = calculate_average(scores) print("平均分数是:", average_score) 这个函数calculate_average接受一个数字列表作为参数,计算出平均值并返回。通过传入分数列表,可以轻松计算平均分。
numbers = [1, 2, 3] print(numbers[3]) # IndexError: list index out of range2.1.2 自定义异常类 除了使用内置异常,我们还可以根据项目需求创建自定义异常类。这样做有助于提高代码可读性和异常处理的针对性。自定义异常通常继承自Exception类或其他合适的内置异常。