Calculate average from list of values in JSON

Question

I have a simple ng-repeat that displays a list of values (financial income). How can i calculate the average from this list?

<div ng-repeat="data in MyData">
    {{ data.income }}
</div>
<div>
    Average:
</div>

Which displays:

11
14
8
9
21
10
2
1
5
13

Thanks

Answer 1

In HTML

Average: {{calculateAverage(MyData)}}

Code

$scope.calculateAverage = function(MyData){ 
    var sum = 0; 
    for(var i = 0; i < MyData.length; i++){
        sum += parseInt(MyData[i], 10); //don't forget to add the base 
    }

    var avg = sum/MyData.length;

    return avg; 
};