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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:33:26                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              007/Atascosa                                              VRSN:      W
                                                        007-904/Lytle ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               21,721,025        0.8383            25,910,802               7              564         .159768794
      2           A               21,749,371        0.8126            26,765,162               7              325         .057898607
      3           A               21,760,462        0.9454            23,017,201               7              217         .040834358
      4           A               21,638,514        0.9965            21,714,515               7              129         .002222130
      5           C                1,910,372        0.9586             1,992,877              10              309         .154270515
      6           C                2,318,612        1.0885             2,130,098               6              109         .033343852
      7           C                1,483,291        0.9760             1,519,765              10               56         .018558037
      8           C                1,875,091        1.0425             1,798,648               6               53         .026317944
      9           D3              21,787,560        1.0662            20,434,778              14              947         .037782579
     10           F1               4,374,049        0.8753             4,997,200               6               48         .026530899
     11           F1               4,453,476        1.1310             3,937,645               4               11         .052121383
     12           F1               3,829,176        0.9828             3,896,190               3                5         .003832624
     13           L1               1,317,832        0.9085             1,450,558               6               40         .028610669
     14           L1               1,364,445        1.0151             1,344,148               4               10         .003053260
     15           L1               1,382,058        0.9894             1,396,865               3                6         .002680275
     16           L1               1,186,971        1.0925             1,086,472               2                3         .012434754
  RANDOM TOTALS:                 134,152,305                         143,392,924             102            2,832
  CATG D1 EXCEPTION VALUES:        2,024,560                           2,298,298
  CATG F1 EXCEPTION VALUES:        3,562,240                           3,933,588
 TOTAL TEST VALUES (4):          139,739,105                         149,624,810
 MARGIN OF ERROR PERCENT:          6.7016065
 MARGIN OF ERROR VALUE:           10,027,266
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            139,597,544 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             139,739,105 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            159,652,076 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             131,657,690 (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