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DATE: 06/22/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:02:39                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              081/Freestone                                             VRSN:      W
                                                        081-902/Fairfield ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A               43,499,076        0.9579            45,410,874               17              990
           2           A               43,595,497        0.9874            44,151,810               15              530
           3           A               43,611,874        1.0147            42,980,067                7              289
           4           A               43,376,174        0.9934            43,664,359                8              126
           5           D3             108,221,300        0.9843           109,947,475               39            7,232
           6           G1             464,003,710        1.0113           458,819,055               27              644
  RANDOM TOTALS:                      746,307,631                         744,973,640              113            9,811
  CATG J  EXCEPTION VALUES:            20,569,030                          21,914,454
  CATG D1 EXCEPTION VALUES:            15,815,480                          16,059,039
 TOTAL TEST VALUES (4):               782,692,141                         782,947,264
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:                39,147,363
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                 743,799,901 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                  782,692,141 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                 822,094,627 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                1,650,759,100 (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