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DATE: 01/23/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:35:05                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              201/Rusk                                                  VRSN:      W
                                                        201-908/Overton ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A                8,933,411        1.0498             8,509,631              15              294         .024226245
      2           A                8,874,058        0.9453             9,387,557              15              173         .035585820
      3           A                8,985,645        0.9777             9,190,595              15              122         .012796227
      4           A                8,818,456        0.9391             9,390,327              15               77         .015561756
      5           D3               4,955,160        0.9776             5,068,699              11              400         .040671572
      6           F1                 994,896        0.9979               996,990               6               39         .020269920
      7           F1               1,017,304        0.9790             1,039,126               5               16         .000397114
      8           F1                 997,134        0.8934             1,116,111               4                8         .009343358
      9           G1               8,200,120        1.0376             7,902,968               9               30         .013112037
     10           L1                 915,623        0.9973               918,102               6               34         .014939095
     11           L1                 985,479        0.9309             1,058,630               4                9         .017213452
     12           L1                 909,540        0.9992               910,268               2                4         .000928173
  RANDOM TOTALS:                  54,586,826                          55,489,004             107            1,206
  CATG J  EXCEPTION VALUES:        6,091,502                           6,342,417
  CATG D1 EXCEPTION VALUES:        1,105,940                           1,205,433
  CATG F1 EXCEPTION VALUES:          824,010                             972,668
  CATG L1 EXCEPTION VALUES:          646,100                             446,469
 TOTAL TEST VALUES (4):           63,254,378                          64,455,991
 MARGIN OF ERROR PERCENT:          5.0000007
 MARGIN OF ERROR VALUE:            3,222,800
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:             61,233,191 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:              63,254,378 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:             67,678,791 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):              54,283,302 (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