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DATE: 06/22/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:26:00                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              249/Wise                                                  VRSN:      W
                                                        249-901/Alvord ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A                8,124,894        0.9320             8,717,697                7              174
           2           A                8,283,653        1.0674             7,760,589                8              112
           3           A                8,073,347        0.9581             8,426,414                9               82
           4           A                8,077,105        0.9013             8,961,617                7               49
           5           D3              58,615,430        0.9750            60,118,390               22            2,176
           6           G1              10,428,320        1.0038            10,388,842               12              211
  RANDOM TOTALS:                      101,602,749                         104,373,549               65            2,804
  CATG J  EXCEPTION VALUES:             8,967,176                           9,579,934
  CATG D1 EXCEPTION VALUES:             3,160,192                           3,027,658
 TOTAL TEST VALUES (4):               113,730,117                         116,981,141
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:                 5,849,057
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                 111,132,084 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                  113,730,117 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                 122,830,198 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                  120,585,559 (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