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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:23:40                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              241/Wharton                                               VRSN:      W
                                                        241-906/Louise ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A                7,272,412        0.7360             9,880,995               8              207         .021038651
      2           A                7,254,330        0.7331             9,895,417               7              112         .015341767
      3           A                7,241,146        0.8140             8,895,757               7               77         .010906399
      4           A                7,095,779        0.8023             8,844,296               7               42         .034627303
      5           D3              22,137,770        0.8757            25,280,085              20            2,420         .053601998
      6           G1               4,502,443        1.0498             4,288,858               5               13         .000492629
      7           G1               4,018,896        0.8632             4,655,811               3                4         .132126180
      8           G1               3,939,027        0.9378             4,200,285               2                3         .004379893
      9           L1               2,314,953        0.8597             2,692,745               5               25         .021722017
     10           L1               2,338,211        0.6908             3,384,787               4                8         .226916870
     11           L1               2,652,328        1.0000             2,652,328               2                3
  RANDOM TOTALS:                  70,767,295                          84,671,364              70            2,914
  CATG J  EXCEPTION VALUES:        7,631,216                           7,540,983
  CATG D1 EXCEPTION VALUES:       28,051,920                          23,622,352
  CATG G1 EXCEPTION VALUES:       19,167,304                          21,693,060
  CATG L1 EXCEPTION VALUES:        1,352,283                           1,349,841
 TOTAL TEST VALUES (4):          126,970,018                         138,877,600
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:            6,943,880
 CONFIDENCE INTERVAL VALUES (5):
   LOCAL TEST VALUE:             126,970,018 (OUTSIDE CONFIDENCE INTERVAL)
   STATE LOWER LIMIT:            131,933,720 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   STATE UPPER LIMIT:            145,821,480 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             143,704,129 (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