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DATE: 01/23/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:34:13                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              198/Robertson                                             VRSN:      W
                                                        198-901/Bremond ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A                4,239,082        0.8636             4,908,617              16              236         .037750852
      2           A                4,261,216        0.7424             5,739,784              15              115         .018952409
      3           A                4,276,678        0.8973             4,766,163              16               71         .054702915
      4           A                4,164,715        1.0445             3,987,281              15               40         .027338813
      5           D3              21,986,430        0.9437            23,298,114              21            2,151         .018893239
      6           G1              13,590,983        1.0422            13,040,667              13               36         .012381328
  RANDOM TOTALS:                  52,519,104                          55,740,626              96            2,649
  CATG J  EXCEPTION VALUES:       11,537,250                          12,369,020
  CATG D1 EXCEPTION VALUES:        7,261,090                           8,106,729
 TOTAL TEST VALUES (4):           71,317,444                          76,216,375
 MARGIN OF ERROR PERCENT:          5.0000003
 MARGIN OF ERROR VALUE:            3,810,819
 CONFIDENCE INTERVAL VALUES (5):
   LOCAL TEST VALUE:              71,317,444 (OUTSIDE CONFIDENCE INTERVAL)
   STATE LOWER LIMIT:             72,405,556 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   STATE UPPER LIMIT:             80,027,194 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             248,394,104 (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