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DATE: 02/10/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:53:50                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              019/Bowie                                                 VRSN:      P
                                                        019-909/Simms ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A                3,530,533        0.9554             3,695,345                7              149
           2           A                3,559,175        0.9375             3,796,453                7               79
           3           A                3,482,384        0.9704             3,588,607                7               52
           4           A                3,524,399        0.9717             3,627,044                6               28
           5           D3              36,564,867        0.9901            36,930,479               10            2,238
  RANDOM TOTALS:                       50,661,358                          51,637,928               37            2,546
  CATG J  EXCEPTION VALUES:             4,235,595                           4,891,993
  CATG D1 EXCEPTION VALUES:             9,630,210                           7,002,764
 TOTAL TEST VALUES (4):                64,527,163                          63,532,685
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:                 3,176,634
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                  60,356,051 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                   64,527,163 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                  66,709,319 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                   58,912,695 (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