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DATE: 02/10/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 12:04:42                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              098/Hansford                                              VRSN:      P
                                                        098-904/Spearman ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A               11,428,609        0.9010            12,684,361               13              468
           2           A               11,469,771        1.0190            11,255,909               12              263
           3           A               11,444,665        0.9404            12,169,997                7              159
           4           A               11,383,389        0.9724            11,706,488                7               99
           5           D3               9,773,586        0.8690            11,246,934               10            1,889
           6           G1             142,343,109        1.0432           136,448,532               20              541
  RANDOM TOTALS:                      197,843,129                         195,512,221               69            3,419
  CATG J  EXCEPTION VALUES:            13,879,761                          11,361,035
  CATG D1 EXCEPTION VALUES:            27,748,699                          26,229,648
 TOTAL TEST VALUES (4):               239,471,589                         233,102,904
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:                11,655,145
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                 221,447,759 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                  239,471,589 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                 244,758,049 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                  278,061,212 (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