ps.length; i++) {
    radiogroups[i].onchange = radiogroups_func;
  }
  
  /* set up selects */
  var selects = document.getElementsByClassName("webex-select");
  for (var i = 0; i < selects.length; i++) {
    selects[i].onchange = select_func;
  }

  update_total_correct();
}

</script><script>
$( document ).ready(function() {
  var cite = ' ';
  var psyteachr = ' <a href="https://psyteachr.github.io/"><img src="images/logos/psyteachr_logo.png" style="height: 31px; color: white;" alt="psyTeachR: Reproducib