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DATE: 06/22/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:04:50                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              095/Hale                                                  VRSN:      W
                                                        095-904/Petersburg ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A                3,003,696        0.9036             3,324,143               15              169
           2           A                2,998,139        0.9373             3,198,697               14               97
           3           A                3,033,806        0.9771             3,104,908               13               60
           4           A                2,961,514        1.0011             2,958,260               11               33
           5           D3               7,157,890        0.8246             8,680,439               20            1,009
  RANDOM TOTALS:                       19,155,045                          21,266,447               73            1,368
  CATG J  EXCEPTION VALUES:             3,123,126                           2,974,568
  CATG D1 EXCEPTION VALUES:            15,372,369                           9,138,089
 TOTAL TEST VALUES (4):                37,650,540                          33,379,104
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:                 1,668,955
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                  31,710,149 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   STATE UPPER LIMIT:                  35,048,059 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                   37,650,540 (OUTSIDE CONFIDENCE INTERVAL)
 VALUE ASSIGNED (6):                   42,131,604 (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