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DATE: 01/23/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:31:20                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              181/Orange                                                VRSN:      W
                                                        181-905/Orangefield ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               42,500,835        1.1168            38,055,905               8              786         .195550503
      2           A               42,500,835        1.0612            40,049,788              11              443         .064949465
      3           A               42,491,587        0.9679            43,900,803              15              309         .013019607
      4           A               42,340,791        0.8852            47,831,892               8              207         .117720129
      5           D3              20,019,702        0.7545            26,533,734              14           28,981         .256414052
  RANDOM TOTALS:                 189,853,750                         196,372,122              56           30,726
  CATG J  EXCEPTION VALUES:       11,557,367                          12,373,160
  CATG D1 EXCEPTION VALUES:        3,677,396                           3,048,575
 TOTAL TEST VALUES (4):          205,088,513                         211,793,857
 MARGIN OF ERROR PERCENT:          9.0369864
 MARGIN OF ERROR VALUE:           19,139,782
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            192,654,075 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             205,088,513 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            230,933,639 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             281,539,072 (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