Невозможно вызвать java-скрипт в php

$(document).ready(function() {
  $('#table').DataTable();
  $('#new_quiz').click(function() {
    $('#msg').html('')
    $('#manage_quiz .modal-title').html('Add New quiz')
    $('#manage_quiz #quiz-frm').get(0).reset()
    $('#manage_quiz').modal('show')
  })
  $('.edit_quiz').click(function() {
    var id = $(this).attr('data-id')
    $.ajax({
      url: 'architect/get_quiz.php?id=' + id,
      error: err => console.info(err),
      success: function(resp) {
        if (typeof resp != undefined) {
          resp = JSON.parse(resp)
          $('[name = "id"]').val(resp.id)
          $('[name = "title"]').val(resp.title)
          $('[name = "qpoints"]').val(resp.qpoints)
          $('[name = "user_id"] ').val(resp.user_id)
          $('#manage_quiz .modal-title').html('Edit Quiz')
          $('#manage_quiz').modal('show')

        }
      }
    })

  })
  $('.remove_quiz').click(function() {
    var id = $(this).attr('data-id')
    var conf = confirm('Are you sure to delete this data.');
    if (conf == true) {
      $.ajax({
        url: 'architect/delete_quiz.php?id=' + id,
        error: err => console.info(err),
        success: function(resp) {
          if (resp == true)
            location.reload()
        }
      })
    }
  })
  $('#quiz-frm').submit(function(e) {
    e.preventDefault();
    $('#quiz-frm [name = "submit"]').attr('disabled', true)
    $('#quiz-frm [name = "submit"]').html('Saving...')
    $('#msg').html('')

    $.ajax({
      url: 'architect/save_quiz.php',
      method: 'POST',
      data: $(this).serialize(),
      error: err => {
        console.info(err)
        alert('An error occured')
        $('#quiz-frm [name = "submit"]').removeAttr('disabled')
        $('#quiz-frm [name = "submit"]').html('Save')
      },
      success: function(resp) {
        if (typeof resp != undefined) {
          resp = JSON.parse(resp)
          if (resp.status == 1) {
            alert('Data successfully saved');
            location.replace('architect/quiz_view.php?id=' + resp.id)
          } else {
            $('#msg').html('<div class = "alert alert-danger">' + resp.msg + '</div>')

          }
        }
      }
    })
  })
})

<script src = "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<button class = "btn btn-primary bt-sm" id = "new_quiz" <i class = "fa fa-plus"></i>  Add New</button>