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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:09:50                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              171/Moore                                                 VRSN:      W
                                                        171-901/Dumas ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               72,955,614        0.9103            80,144,583              52            1,607         .024010950
      2           A               72,985,560        0.9444            77,282,465              64              967         .013115395
      3           A               72,910,128        0.9128            79,875,250              34              682         .008063183
      4           A               72,871,093        0.9105            80,034,149              37              425         .011235926
      5           D3              25,761,190        0.9300            27,700,204              10            2,617         .017881194
      6           F1              16,220,085        0.8768            18,499,185               7              245         .022091589
      7           F1              16,391,503        0.8648            18,954,097               7               85         .062234003
      8           F1              17,056,466        0.8318            20,505,489               6               27         .003190288
      9           F1              15,190,179        0.9822            15,465,464               4                6         .008609303
     10           G1             139,370,460        1.0483           132,949,022               7              372         .003961452
     11           G1             139,245,632        0.9848           141,394,833               7              188         .009845947
     12           G1             139,533,210        1.0371           134,541,712               7              124         .007214093
     13           G1             139,040,600        1.1116           125,081,504               6               70         .006852882
     14           L1              21,421,396        1.0095            21,219,808               7              845         .015473995
     15           L1              21,581,629        1.0143            21,277,363               7              159         .014747459
     16           L1              21,099,166        1.0120            20,848,978               7               35         .006451293
     17           L1              21,323,143        1.0041            21,236,075               4                7         .000062942
  RANDOM TOTALS:               1,024,957,054                       1,037,010,181             273            8,461
  CATG J  EXCEPTION VALUES:       38,665,036                          37,598,815
  CATG D1 EXCEPTION VALUES:       47,634,150                          42,279,197
 TOTAL TEST VALUES (4):        1,111,256,240                       1,116,888,193
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:           55,844,410
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:          1,061,043,783 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:           1,111,256,240 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:          1,172,732,603 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):           1,713,505,840 (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