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DATE: 02/10/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:57:23                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              045/Colorado                                              VRSN:      P
                                                        045-903/Rice CISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A               76,413,694        0.9717            78,639,183               26            2,064
           2           D3              57,948,346        0.9411            61,575,121               26            3,886
           3           F1              19,012,940        0.8755            21,716,665               10              395
           4           G1             104,312,768        1.0948            95,280,205               18              193
  RANDOM TOTALS:                      257,687,748                         257,211,174               80            6,538
  CATG J  EXCEPTION VALUES:            19,905,472                          20,800,540
  CATG D1 EXCEPTION VALUES:            45,107,978                          44,810,794
  CATG G1 EXCEPTION VALUES:            54,533,196                          46,699,537
 TOTAL TEST VALUES (4):               377,234,394                         369,522,045
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:                18,476,102
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                 351,045,943 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                  377,234,394 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                 387,998,147 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                  426,265,064 (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