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DATE: 02/10/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 12:06:20                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              107/Henderson                                             VRSN:      P
                                                        107-901/Athens ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A              104,748,461        0.9222           113,585,406               17            2,068
           2           A              104,704,460        0.9990           104,809,269               20            1,107
           3           A              104,869,738        0.9332           112,376,487               15              688
           4           A              104,564,565        0.9803           106,665,883               13              330
           5           D3             155,903,300        0.8409           185,400,523               38            5,594
           6           F1              29,154,255        1.0888            26,776,502               12              329
           7           F1              29,476,597        0.9686            30,432,167                8              111
           8           F1              29,766,208        0.9285            32,058,382                6               37
           9           F1              28,380,492        1.0290            27,580,653                4                9
          10           L1              17,849,889        0.8286            21,542,227                7              345
          11           L1              17,759,575        1.0517            16,886,541                7               94
          12           L1              17,954,785        1.0319            17,399,734                6               38
          13           L1              17,648,328        0.9158            19,270,941                3                8
  RANDOM TOTALS:                      762,780,653                         814,784,715              156           10,758
  CATG D1 EXCEPTION VALUES:            11,082,530                           9,302,403
 TOTAL TEST VALUES (4):               773,863,183                         824,087,118
 MARGIN OF ERROR PERCENT:               5.1033501
 MARGIN OF ERROR VALUE:                42,056,051
 CONFIDENCE INTERVAL VALUES (5):
   LOCAL TEST VALUE:                  773,863,183 (OUTSIDE CONFIDENCE INTERVAL)
   STATE LOWER LIMIT:                 782,031,067 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   STATE UPPER LIMIT:                 866,143,169 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                  828,429,022 (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