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DATE: 06/22/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:08:24                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              112/Hopkins                                               VRSN:      W
                                                        112-908/Como-Pickton ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A                4,542,616        1.0786             4,211,585               10              166
           2           A                4,551,686        0.9578             4,752,230                9               98
           3           A                4,587,242        0.9965             4,603,354                8               71
           4           A                4,501,073        1.0435             4,313,438                8               46
           5           D3              64,584,630        0.9959            64,850,517               42            2,725
  RANDOM TOTALS:                       82,767,247                          82,731,124               77            3,106
  CATG J  EXCEPTION VALUES:             5,747,810                           5,700,565
  CATG D1 EXCEPTION VALUES:             7,015,700                           6,703,009
 TOTAL TEST VALUES (4):                95,530,757                          95,134,698
 MARGIN OF ERROR PERCENT:               5.0000001
 MARGIN OF ERROR VALUE:                 4,756,735
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                  90,377,963 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                   95,530,757 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                  99,891,433 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                   98,715,060 (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