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DATE: 06/22/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:21:15                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              213/Somervell                                             VRSN:      W
                                                        213-901/Glen Rose ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A               33,282,184        0.8709            38,215,850               15              586
           2           A               33,313,904        0.9486            35,119,022               15              302
           3           A               33,179,648        0.9810            33,822,271               18              185
           4           A               33,282,659        0.9341            35,630,724               18              111
           5           D3             115,835,767        0.8617           134,427,024               28            2,833
           6           F1               8,410,076        0.7713            10,903,768               17              118
           7           F1               8,330,741        0.8086            10,302,673               16               39
           8           F1               8,958,041        0.8486            10,556,259               12               17
           9           L1              25,278,850        1.0261            24,635,854                7              141
          10           L1              24,513,893        1.2545            19,540,768                7               12
          11           L1              49,863,398        1.2455            40,034,844                5                6
  RANDOM TOTALS:                      374,249,161                         393,189,057              158            4,350
  CATG J  EXCEPTION VALUES:            31,817,368                          32,391,245
  CATG D1 EXCEPTION VALUES:             6,196,178                           5,872,763
  CATG F1 EXCEPTION VALUES:             9,929,394                          11,510,459
 TOTAL TEST VALUES (4):               422,192,101                         442,963,924
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:                22,148,196
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                 420,815,728 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                  422,192,101 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                 465,112,120 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                1,822,940,449 (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