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DATE: 02/10/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 12:18:40                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              194/Red River                                             VRSN:      P
                                                        194-905/Detroit ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A                3,269,309        0.9884             3,307,678                7              185
           2           A                3,278,615        0.9515             3,445,733                8               98
           3           A                3,250,917        0.9582             3,392,733                6               66
           4           A                3,277,571        0.9886             3,315,366                7               38
           5           D3              20,634,290        1.0140            20,349,398               20            2,271
  RANDOM TOTALS:                       33,710,702                          33,810,908               48            2,658
  CATG D1 EXCEPTION VALUES:            12,775,990                          12,257,761
 TOTAL TEST VALUES (4):                46,486,692                          46,068,669
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:                 2,303,433
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                  43,765,236 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                   46,486,692 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                  48,372,102 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                   42,523,271 (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