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DATE: 01/23/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:28:50                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              174/Nacogdoches                                           VRSN:      W
                                                        174-910/Etoile ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A                7,121,130        0.9549             7,457,462               8              237         .097670015
      2           A                7,102,968        0.9311             7,628,577               9              122         .006767870
      3           A                7,091,374        0.9887             7,172,422               8               80         .010783925
      4           A                7,077,623        0.9621             7,356,432               7               49         .042976850
      5           C                1,145,259        0.7847             1,459,486              11              431         .405869207
      6           C                  299,401        1.0115               295,997               6               70         .013479936
      7           C                  708,058        0.9714               728,905               7               82         .029500759
      8           C                  685,857        1.0657               643,574               6               31         .007879151
      9           D3               6,756,000        1.0586             6,382,014              11              476         .027572064
  RANDOM TOTALS:                  37,987,670                          39,124,869              73            1,578
  CATG D1 EXCEPTION VALUES:        7,301,150                           5,563,177
 TOTAL TEST VALUES (4):           45,288,820                          44,688,046
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:            2,234,402
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:             42,453,644 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:              45,288,820 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:             46,922,448 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):              37,490,772 (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