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DATE: 02/10/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 12:16:16                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              175/Navarro                                               VRSN:      P
                                                        175-911/Rice ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A                2,489,051        0.9484             2,624,474                9              109
           2           A                2,469,456        0.9897             2,495,156               13               62
           3           A                2,485,738        0.9731             2,554,453               10               39
           4           A                2,460,266        0.9706             2,534,789               10               23
           5           D3              25,810,341        0.9230            27,963,533               20            1,490
  RANDOM TOTALS:                       35,714,852                          38,172,405               62            1,723
  CATG J  EXCEPTION VALUES:             5,137,970                           5,157,077
  CATG D1 EXCEPTION VALUES:             3,641,420                           3,230,031
 TOTAL TEST VALUES (4):                44,494,242                          46,559,513
 MARGIN OF ERROR PERCENT:               8.1778583
 MARGIN OF ERROR VALUE:                 3,807,571
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                  42,751,942 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                   44,494,242 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                  50,367,084 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                   53,260,706 (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