asp.net mvc radio button state

Question

I\'m trying out asp.net mvc for a new project, and I ran across something odd. When I use the MVC UI helpers for textboxes, the values get persisted between calls. But, when I

Answer 1

View:

<%=Html.RadioButton("providerType","1")%>Hospital
<%=Html.RadioButton("providerType","2")%>Facility
<%=Html.RadioButton("providerType","3")%>Physician

Controller:

public ActionResult GetType(FormCollection collection)
{
 string type=collection.Get("providerType");

  if(type=="1")
   //code
  else if(type=="2")
   //code
  else
   //code

 return View();
}