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DATE: 06/22/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:23:55                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              234/Van Zandt                                             VRSN:      W
                                                        234-903/Edgewood ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A               16,207,137        0.9220            17,578,240               16              361
           2           A               16,195,148        1.0163            15,935,401               15              218
           3           A               16,255,855        1.0171            15,982,553               15              164
           4           A               16,152,832        1.0170            15,882,824               15              104
           5           D3              65,325,220        0.9725            67,172,463               27            6,757
           6           G1               3,713,788        0.9568             3,881,467                6                8
  RANDOM TOTALS:                      133,849,980                         136,432,948               94            7,612
  CATG J  EXCEPTION VALUES:             7,587,686                           7,624,278
  CATG D1 EXCEPTION VALUES:             4,537,850                           2,732,947
  CATG G1 EXCEPTION VALUES:            14,551,592                          14,349,723
 TOTAL TEST VALUES (4):               160,527,108                         161,139,896
 MARGIN OF ERROR PERCENT:               5.1637175
 MARGIN OF ERROR VALUE:                 8,320,809
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                 152,819,087 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                  160,527,108 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                 169,460,705 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                  149,673,019 (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