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DATE: 02/10/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 12:17:04                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              181/Orange                                                VRSN:      P
                                                        181-901/Bridge City ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A               75,091,517        0.9381            80,046,388               15            1,541
           2           A               75,084,605        0.9490            79,119,710               24              981
           3           A               75,194,801        0.9456            79,520,729               27              675
           4           A               74,949,347        0.9575            78,276,080               13              369
           5           F1               8,233,011        0.6297            13,074,497                9              116
           6           F1               8,240,705        0.9374             8,791,023               10               51
           7           F1               8,213,237        0.8308             9,885,938                9               23
           8           F1               7,984,556        0.9314             8,572,639                5                6
  RANDOM TOTALS:                      332,991,779                         357,287,004              112            3,762
  CATG J  EXCEPTION VALUES:           139,318,624                         141,684,387
  CATG D1 EXCEPTION VALUES:               990,710                           1,217,405
 TOTAL TEST VALUES (4):               473,301,113                         500,188,796
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:                25,009,440
 CONFIDENCE INTERVAL VALUES (5):
   LOCAL TEST VALUE:                  473,301,113 (OUTSIDE CONFIDENCE INTERVAL)
   STATE LOWER LIMIT:                 475,179,356 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   STATE UPPER LIMIT:                 525,198,236 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                  519,717,434 (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