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DATE: 02/10/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:55:19                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              031/Cameron                                               VRSN:      P
                                                        031-905/La Feria ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A               33,819,950        1.0099            33,488,415               16            1,301
           2           A               33,829,954        0.8907            37,981,311               17              789
           3           A               33,816,814        0.9164            36,901,805               17              500
           4           A               33,803,511        0.9315            36,289,330               15              293
           5           C                3,080,006        0.9888             3,114,893                7              466
           6           C                3,137,047        0.9656             3,248,806                7              224
           7           C                3,306,391        1.0099             3,273,979                7              146
           8           C                2,655,831        0.9624             2,759,592                7               68
           9           D3              28,148,682        0.9116            30,878,326               18            1,640
          10           F1               6,003,043        0.9793             6,129,933                7               88
          11           F1               5,900,339        0.9739             6,058,465                7               35
          12           F1               6,230,758        0.9393             6,633,406                6               19
          13           F1               5,572,853        0.9777             5,699,962                4                8
          14           L1               3,288,711        0.9783             3,361,659                7               80
          15           L1               3,421,703        0.9512             3,597,249                6               23
          16           L1               3,512,056        0.9822             3,575,704                5               11
  RANDOM TOTALS:                      209,527,649                         222,992,835              153            5,691
  CATG D1 EXCEPTION VALUES:             3,718,914                           2,568,530
  CATG L1 EXCEPTION VALUES:             6,991,946                           7,000,145
 TOTAL TEST VALUES (4):               220,238,509                         232,561,510
 MARGIN OF ERROR PERCENT:               5.0000002
 MARGIN OF ERROR VALUE:                11,628,076
 CONFIDENCE INTERVAL VALUES (5):
   LOCAL TEST VALUE:                  220,238,509 (OUTSIDE CONFIDENCE INTERVAL)
   STATE LOWER LIMIT:                 220,933,434 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   STATE UPPER LIMIT:                 244,189,586 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                  207,711,407 (SEE ISD SUMMARY WORKSHEET)

 SOURCES:
 (1) SEE STRATIFIED CATEGORY WORKSHEET REPORTS PTS236, PTS430
 (2) NUMBER OF PARCELS SAMPLED BY STAFF
 (3) TOTAL CATEGORY PARCELS FROM STRATIFICATION REPORT APPRAISAL ROLL, OR SELF-REPORT
 (4) INCLUDES ANY PARCELS IN A, B, C, D3, F1, G1, G2,OR L1 MARKED AS EXCEPTION PROPERTIES
 (5) UNSTUDIED CATEGORIES AND SUB-CATEGORIES WERE NOT INCLUDED IN THE CONFIDENCE INTERVAL VALUES