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DATE: 06/22/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:16:11                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              174/Nacogdoches                                           VRSN:      W
                                                        174-901/Chireno ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A                2,625,447        0.9433             2,783,258                7               99
           2           A                2,602,750        0.9328             2,790,255                8               54
           3           A                2,619,987        0.9765             2,683,038                6               39
           4           A                2,621,692        1.0058             2,606,574                8               22
           5           D3              15,514,800        1.1490            13,502,872               20            1,323
  RANDOM TOTALS:                       25,984,676                          24,365,997               49            1,537
  CATG J  EXCEPTION VALUES:             2,505,272                           2,551,056
  CATG D1 EXCEPTION VALUES:            11,143,570                           8,446,405
 TOTAL TEST VALUES (4):                39,633,518                          35,363,458
 MARGIN OF ERROR PERCENT:               5.7605481
 MARGIN OF ERROR VALUE:                 2,037,129
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                  33,326,329 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   STATE UPPER LIMIT:                  37,400,587 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                   39,633,518 (OUTSIDE CONFIDENCE INTERVAL)
 VALUE ASSIGNED (6):                   35,742,538 (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