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DATE: 01/23/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:02:26                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              045/Colorado                                              VRSN:      W
                                                        045-903/Rice CISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               82,998,705        0.9579            86,646,524              24            2,085         .019276017
      2           D3              63,064,131        0.9629            65,493,957              27            3,596         .024721305
      3           F1              18,965,290        0.9944            19,072,094              11              395         .006552696
      4           G1              25,349,587        1.0433            24,297,505              15               38         .019276602
      5           G1              23,319,458        1.0987            21,224,591              10               18         .012211636
      6           G1              24,363,634        1.0735            22,695,514               7               10         .011063265
  RANDOM TOTALS:                 238,060,805                         239,430,185              94            6,142
  CATG J  EXCEPTION VALUES:       20,748,683                          21,706,728
  CATG D1 EXCEPTION VALUES:       45,177,966                          44,978,723
  CATG G1 EXCEPTION VALUES:      112,087,628                         106,039,887
 TOTAL TEST VALUES (4):          416,075,082                         412,155,523
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:           20,607,776
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            391,547,747 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             416,075,082 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            432,763,299 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             476,831,915 (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