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DATE: 01/23/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:25:17                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              073/Falls                                                 VRSN:      W
                                                        161-912/Riesel ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A                6,042,504        0.8269             7,307,418              15              162         .021932514
      2           A                5,952,966        0.8641             6,889,210              16               86         .101516190
      3           A                6,121,201        0.8527             7,178,610              16               63         .010290078
      4           A                5,837,274        0.9591             6,086,200              15               41         .039889707
      5           D3              21,412,940        0.9179            23,328,184              22            1,108         .054596212
  RANDOM TOTALS:                  45,366,885                          50,789,622              84            1,460
  CATG J  EXCEPTION VALUES:       11,858,614                          12,577,076
  CATG D1 EXCEPTION VALUES:        4,011,164                           3,658,630
 TOTAL TEST VALUES (4):           61,236,663                          67,025,328
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:            3,351,266
 CONFIDENCE INTERVAL VALUES (5):
   LOCAL TEST VALUE:              61,236,663 (OUTSIDE CONFIDENCE INTERVAL)
   STATE LOWER LIMIT:             63,674,062 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   STATE UPPER LIMIT:             70,376,594 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):              63,624,032 (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