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DATE: 06/22/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:54:08                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              019/Bowie                                                 VRSN:      W
                                                        019-903/Maud ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A                6,659,933        0.9135             7,290,567                7              230
           2           A                6,625,000        1.0135             6,536,754                7              130
           3           A                6,696,996        0.9660             6,932,708                7               86
           4           A                6,560,846        1.0289             6,376,563                7               51
           5           D3              12,287,286        0.9311            13,196,527               10              591
  RANDOM TOTALS:                       38,830,061                          40,333,119               38            1,088
  CATG J  EXCEPTION VALUES:             1,724,140                           1,889,807
  CATG D1 EXCEPTION VALUES:             1,869,757                           1,318,049
 TOTAL TEST VALUES (4):                42,423,958                          43,540,975
 MARGIN OF ERROR PERCENT:               5.0000006
 MARGIN OF ERROR VALUE:                 2,177,049
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                  41,363,926 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                   42,423,958 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                  45,718,024 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                   38,356,877 (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