columns.Bound(o => o.Status).ClientTemplate("<input type='checkbox' name='Status' checked='<#= Status#>' value='<#= Status#>' onclick='checkboxClicked(\"<#= Id #>\")' />");
whether or not status is true or false it always checked. Why?
I am not quite sure about your requirement. I suppose you want to know the status of input type CheckBox. Here is the sample code that I tried which worked as expected.
C#: