private void CreateDemographicsInTest(int test_id)
        {
            DemographicsInTestsServices dits = new DemographicsInTestsServices();
            DemographicsInTest          dit;

            int[] demographics = new int[7] {
                1, 2, 3, 5, 7, 10, 11
            };
            bool b = true;

            foreach (int i  in demographics)
            {
                dit = new DemographicsInTest();
                dit.Demographic_Id = i;
                dit.Selector       = false;
                dit.Test_Id        = test_id;
                if (i == 11)
                {
                    dit.FOT_Id = this.fotId;
                }
                b = b && dits.Add(dit);
            }
            this.Ok = b;
        }