private void registerStudentToTutorial(HttpServletRequest request) {
        System.out.println("MSSServlet: registerStudentToTutorial()");
        String moduleCode = request.getParameter("modCode");
        String tutGrp = request.getParameter("tutGrp");
        System.out.println("MSSServlet: tutGrp = " + tutGrp);
        String outcome = mrsb.webAssignTutorial(moduleCode, tutGrp, matricNumber);
        System.out.println("MSSServlet: " + outcome);
        request.setAttribute("message", outcome);
    }