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DATE: 01/23/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:08:45                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              078/Foard                                                 VRSN:      W
                                                        078-901/Crowell ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A                2,230,991        1.1029             2,022,841              11              214         .027798320
      2           A                2,193,781        1.1042             1,986,761               8              131         .095646869
      3           A                2,218,055        1.0612             2,090,139               8               82         .020766919
      4           A                2,184,825        0.8892             2,457,068               8               44         .027361162
      5           D3               6,819,980        0.5787            11,785,001              25            3,862         .741746641
      6           G1               3,221,180        0.9768             3,297,686               6               58         .015084389
      7           G1               3,480,250        1.0515             3,309,796               5               16         .001303408
      8           G1               3,448,070        1.0041             3,433,991               3                4         .001087990
  RANDOM TOTALS:                  25,797,132                          30,383,283              74            4,411
  CATG J  EXCEPTION VALUES:        4,876,380                           4,855,691
  CATG D1 EXCEPTION VALUES:       32,476,370                          30,108,390
  CATG G1 EXCEPTION VALUES:        2,550,020                           2,521,409
 TOTAL TEST VALUES (4):           65,699,902                          67,868,773
 MARGIN OF ERROR PERCENT:          6.0260674
 MARGIN OF ERROR VALUE:            4,089,818
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:             63,778,955 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:              65,699,902 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:             71,958,591 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):              68,233,307 (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