Submit Radio button with a remote form in a Rails 4 app.

remote_radio.html.haml

= form_for(@edit_single_response, remote: true, authenticity_token: true, :html => {:class => 'form-horizontal form-for-responses'} ) do |f|
  - question.response_options.each do |response_option|
    .form-group
      %label.radio
        = f.radio_button :response_option_number, response_option.id, :onclick => '$(this).trigger("submit.rails")'
          %span 
            =response_option.text