var data = [
 {
  id:2467,
  name:'alex',
  grade:'B',
 },
 {
  id:5236,
  name:'bob',
  grade:'A-',
 },
 {
  id:1784,
  name:'carl',
  grade:'C',
 },
 {
  id:5841,
  name:'dave',
  grade:'AA',
 },
 {
  id:3278,
  name:'harry',
  grade:'B+',
 },
]

function removeStudent(id){
  //logic for removing object based on object id
}

var data = [
 {
  id:2467,
  name:'alex',
  grade:'B',
 },
 {
  id:1784,
  name:'carl',
  grade:'C',
 },
 {
  id:5841,
  name:'dave',
  grade:'AA',
 },
 {
  id:3278,
  name:'harry',
  grade:'B+',
 },
]