Test prop & change and click events:
Yes
No
Check #no and update method
$('#no').prop('checked', true).simpleButtonRadios('update')
Check #no and trigger jQuery change
$('#no').prop('checked', true).trigger('change')
Click #no
$('#no').trigger('click').simpleButtonRadios('update')
Uncheck all radios and update method
$('[name="yesornot"]').prop('checked', false).simpleButtonRadios('update')
Destroy all radios
$('[name="yesornot"]').simpleButtonRadios('destroy');
Init all radios
$('[name="yesornot"]').simpleButtonRadios();