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DATE: 02/10/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 12:05:56                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              103/Hartley                                               VRSN:      P
                                                        103-901/Channing ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           D3               5,748,502        1.0830             5,307,943               16            2,482
           2           G1              20,401,431        1.0065            20,269,678               33               98
  RANDOM TOTALS:                       26,149,933                          25,577,621               49            2,580
  CATG J  EXCEPTION VALUES:            15,043,990                          15,466,482
  CATG D1 EXCEPTION VALUES:            34,457,827                          36,083,594
 TOTAL TEST VALUES (4):                75,651,750                          77,127,697
 MARGIN OF ERROR PERCENT:               5.0000002
 MARGIN OF ERROR VALUE:                 3,856,385
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                  73,271,312 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                   75,651,750 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                  80,984,082 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                   94,945,258 (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