JSFiddle - React, Tailwind, and code Playground

by gurvinder372

JavaScript

var studentGrades = ["John Doe", "Some School", 6, 7, 8, 7, 9, 9];
var averageGrade = studentGrades.reduce(function(a,b,c){
  if ( c >=2 )
  {
    return a + b;
  }
  else
  { 
    return 0;
  }
}) 
alert(averageGrade);