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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:50:55                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              092/Gregg                                                 VRSN:      W
                                                        092-906/Sabine ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               26,749,353        0.9342            28,633,433              12              500         .032170631
      2           A               26,617,983        0.8788            30,289,011              13              294         .013986311
      3           A               26,703,532        1.0068            26,523,174              13              241         .011356704
      4           A               26,639,343        0.9596            27,760,883              14              171         .011887973
      5           D3              33,120,320        0.9214            35,945,648              21            2,273         .053015949
      6           F1               3,243,606        0.9812             3,305,754               6               53         .001598231
      7           F1               3,291,442        0.9873             3,333,781               5               24         .001326058
      8           F1               3,295,523        0.9828             3,353,198               4               12         .009863571
      9           F1               3,101,400        0.9998             3,102,020               3                4         .010018616
     10           L1               7,314,735        0.9966             7,339,690               6               80         .002098713
     11           L1               7,441,154        1.0092             7,373,319               5               23         .030584699
     12           L1               9,421,797        1.0502             8,971,431               4                9         .012240233
  RANDOM TOTALS:                 176,940,188                         185,931,342             106            3,684
  CATG D1 EXCEPTION VALUES:        2,484,020                           2,462,491
  CATG L1 EXCEPTION VALUES:        3,831,600                           3,755,676
 TOTAL TEST VALUES (4):          183,255,808                         192,149,509
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:            9,607,475
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            182,542,034 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             183,255,808 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            201,756,984 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             232,721,079 (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