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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:11:28                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              175/Navarro                                               VRSN:      W
                                                        175-910/Mildred ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               15,865,075        0.9882            16,054,518              11              213         .014932792
      2           A               15,957,209        0.9354            17,059,236              11               90         .010076564
      3           A               15,977,482        0.9529            16,767,218              12               60         .017283396
      4           A               15,504,786        0.9105            17,028,870              11               37         .031142904
      5           C                5,721,090        0.9205             6,215,198               8              358         .008660929
      6           C                5,854,018        0.9147             6,399,932               9              155         .005419593
      7           C                5,575,639        0.8704             6,405,835               7               86         .006295093
      8           C                4,952,109        0.9564             5,177,864               8               50         .000493129
      9           D3              31,068,315        0.9346            33,242,366              26            1,684         .037023552
     10           G1               2,740,001        1.0646             2,573,738               5               20         .010214644
     11           G1               2,896,880        0.9918             2,920,831               3                5         .000097919
  RANDOM TOTALS:                 122,112,604                         129,845,606             111            2,758
  CATG J  EXCEPTION VALUES:        9,916,676                          10,111,369
  CATG D1 EXCEPTION VALUES:        3,302,910                           2,799,558
  CATG G1 EXCEPTION VALUES:        4,877,540                           4,840,506
 TOTAL TEST VALUES (4):          140,209,730                         147,597,039
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:            7,379,852
 CONFIDENCE INTERVAL VALUES (5):
   LOCAL TEST VALUE:             140,209,730 (OUTSIDE CONFIDENCE INTERVAL)
   STATE LOWER LIMIT:            140,217,187 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   STATE UPPER LIMIT:            154,976,891 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             201,206,100 (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