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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:11:23                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              175/Navarro                                               VRSN:      W
                                                        175-907/Kerens ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               11,516,485        0.8383            13,737,904              13              397         .087233051
      2           A               11,452,626        0.9134            12,538,456              17              185         .038054086
      3           A               11,674,818        0.9477            12,319,107              13               72         .024493934
      4           A               11,289,428        0.9983            11,308,653              11               31         .003791170
      5           C                3,461,713        1.1138             3,108,020               7              348         .076219474
      6           C                3,565,072        0.9056             3,936,696               7               95         .050885555
      7           C                3,347,030        0.9503             3,522,077               5               57         .001142502
      8           C                3,407,323        0.9844             3,461,320               8               35         .001835125
      9           D3              37,784,281        0.8901            42,449,479              24            2,762         .080518066
  RANDOM TOTALS:                  97,498,776                         106,381,712             105            3,982
  CATG J  EXCEPTION VALUES:       13,324,321                          13,475,801
  CATG D1 EXCEPTION VALUES:       11,377,250                          10,910,401
 TOTAL TEST VALUES (4):          122,200,347                         130,767,914
 MARGIN OF ERROR PERCENT:          5.0000002
 MARGIN OF ERROR VALUE:            6,538,396
 CONFIDENCE INTERVAL VALUES (5):
   LOCAL TEST VALUE:             122,200,347 (OUTSIDE CONFIDENCE INTERVAL)
   STATE LOWER LIMIT:            124,229,518 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   STATE UPPER LIMIT:            137,306,310 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             133,345,229 (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