const arr = [5,10,15,20,25];

        arr.reduce(function(x,y){

            sum = x+y;

            mean = sum/arr.length;

            return sum;

        },

        0);

         console.log(mean);//15

const avg = arr => {

  const sum = arr.reduce((acc, cur) => acc + cur);

  const average = sum/arr.length;

  return average;

}

​

console.log(avg([1, 2, 3, 7, 8]));

const numbers = [3,4,5,2,4,6,78,53,2,1,2];

const sum = numbers.reduce((a,c) => a + c, 0);

const avg = sum / numbers.length;

​

console.log(avg);

const average = (...args) => args.reduce((a, b) => a + b) / args.length;

​

// Example

average(1, 2, 3, 4);    // 2.5

// How to find average of array elements in javascript

const arr = [1,2,3,4,5];

const averageArray = arr.reduce( (a,b) => a + b)/arr.length;

console.log(averageArray); // Output: 3

var total = 0;

for(var i = 0; i < grades.length; i++) {

    total += grades[i];

}

var avg = total / grades.length;

​

function avg(arr){

    let additions = 0;

    for(let index=0; index<arr.length; index++){

        additions += arr[index];

    }

    return (additions/arr.length);

}

const sum = times.reduce((a, b) => a + b, 0);

const avg = (sum / times.length) || 0;

​

console.log(`The sum is: ${sum}. The average is: ${avg}.`);

class Avg {

    constructor() {}

​

    static average(array) {

        var total = 0;

        var count = 0;

​

        jQuery.each(array, function(index, value) {

            total += value;

            count++;

        });

​

        return total / count;

    }

}

​

var arry = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15];

console.log(Avg.average(arry));

public class ArrayAverage {

    public static void main(String[] args) {

        double[] numbers = new double[5]; //double[] arr = {6.7, 8.9, 2.7, 6, 1};

        numbers[0] = 6.7;

        numbers[1] = 8.9;

        numbers[2] = 2.7;

        numbers[3] = 6;

        numbers[4] = 1;

​

        double sum = 0;

​

        for (int i = 0; i < numbers.length; i++) {

            sum = sum + numbers[i];

        }

        System.out.println(sum);

    }

}