四、编程题请编写一个Python函数,实现对一个列表中所有元素求平均值的功能。def calculate_average(lst):sum_val = 0for num
答案:The average score is: 84.0 解析:以上代码定义了一个求平均值的函数calculate_average,并给出了一个包含学生分数的列表。通过调用calculate_average函数计算列表的平均分数,并将结果打印出来。 通过以上例题,我们可以看出,教师计算机考试题目主要涉及计算机基础知识、相关术语的理解以及简单的编程思维。掌握这些知识对...
Method 2 – Computing Weekly Average from Monthly Data We haveMonthly Expensesas a dataset. We have the amountSpentforSeptember. We aim to calculate theweekly average. 2.1 Using the AVERAGEIFS Function to Calculate Weekly Average Steps: Create2new columns namedWeek NumberandWeekly Average,as shown...
Python NamedTuple Data Type: Exercise-6 with SolutionWrite a Python function that takes a Student named tuple as an argument and calculates the average grade.Sample Solution:Code:from collections import namedtuple # Define a NamedTuple named 'Student' with fields 'name', 'age', and 'marks' ...
In Python, thestatisticsmodule provides a convenient function calledpstdev()to calculate the standard deviation of a given list of numeric values. Thepstdev()function in thestatisticsmodule has the following syntax: statistics.pstdev(data,mu=None) ...
To take things a step further, we can generate an array of random numbers and calculate the average. Here’s how it can be done: $numbers=array_map(function(){returnrand(0,100);},array_fill(0,193,null));$sum=array_sum($numbers);$count=count($numbers);$average=$sum/$count;echo"...
Method 1: Use Functions to Calculate Average, Minimum And Maximum in Excel The AVERAGE function calculates the average (arithmetic mean) of a group of numbers. The MIN function returns the smallest value. The MAX function returns the highest value. Step 1: ➦ In Cell C13 enter the formula...
Once you got the required integer array, just pass it to theaverage(int[] input)method, it returns afloatvalue, which is the average of all numbers in the given array. In this method, we first calculate the sum of all elements and divide the total sum by the length of the array to...
monthly_seasonality = tsc.average_by_month_day_by_bus_day(data_frame, cal) monthly_seasonality = monthly_seasonality.loc[month_list]ifpartition_by_month: monthly_seasonality = monthly_seasonality.unstack(level=0)ifadd_average: monthly_seasonality['Avg'] = monthly_seasonali...
Here,x̄is the mean,∑xis the summation of all the values andnis the total number of values/elements. Problem statement Suppose we have a series of numbers from 1 to 10, then the average of this series will be: ∑x = 1+2+3+4+5+6+7+8+9+10 ∑x = 55 n = 10 x̄ = 55...