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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:00:57                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              130/Kendall                                               VRSN:      W
                                                        130-902/Comfort ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               49,652,105        0.9796            50,686,101               7              674         .017848667
      2           A               49,711,515        0.9570            51,945,157              11              385         .013759229
      3           A               49,692,709        0.9858            50,408,510              11              235         .003082480
      4           A               49,390,214        0.9870            50,040,744               7              129         .002669189
      5           D3             163,898,204        0.9718           168,654,254              34            4,961         .041378546
      6           F1               9,175,695        0.9784             9,378,266               7               93         .028636595
      7           F1               9,385,415        0.9323            10,066,947               6               47         .030617908
      8           F1               9,619,226        0.8197            11,735,057               5               22         .025185327
      9           F1               8,486,752        0.9924             8,551,745               4                7         .024259788
  RANDOM TOTALS:                 399,011,835                         411,466,781              92            6,553
  CATG J  EXCEPTION VALUES:        3,881,529                           3,967,034
  CATG D1 EXCEPTION VALUES:       12,862,170                          11,312,781
 TOTAL TEST VALUES (4):          415,755,534                         426,746,596
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:           21,337,330
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            405,409,266 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             415,755,534 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            448,083,926 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             419,498,877 (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