<div class="col-md-4">
    <input autocomplete="on" type="range" min="0" max="20" value="10"
           id="agriculture" data-toggle="tooltip" data-placement="bottom"
           title="Hey! You should drag me!">
</div>

$("#agriculture").tooltip();

$('#agriculture').on('input change', function () {

$("#agriculture").tooltip('hide')
                          .attr('data-original-title', 'New Title')
                          .tooltip('fixTitle')
                          .tooltip('show');