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DATE: 02/10/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 12:04:20                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              095/Hale                                                  VRSN:      P
                                                        095-901/Abernathy ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A               10,142,453        0.9407            10,781,815                7              376
           2           A               10,106,669        0.8598            11,754,674                7              196
           3           A               10,163,166        0.9216            11,027,741                7              128
           4           A               10,088,527        0.8675            11,629,426                7               76
           5           D3              13,277,961        0.8284            16,028,442               12            1,140
  RANDOM TOTALS:                       53,778,776                          61,222,098               40            1,916
  CATG J  EXCEPTION VALUES:            12,625,105                          12,251,853
  CATG D1 EXCEPTION VALUES:            15,463,795                           8,877,015
  CATG G1 EXCEPTION VALUES:           116,582,390                         122,540,033
 TOTAL TEST VALUES (4):               198,450,066                         204,890,999
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:                10,244,550
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                 194,646,449 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                  198,450,066 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                 215,135,549 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                  204,715,487 (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