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DATE: 01/23/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:11:43                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              094/Guadalupe                                             VRSN:      W
                                                        094-904/Marion ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               31,442,459        1.0408            30,209,895               9              636         .024091792
      2           A               31,133,587        0.9900            31,448,068              10              357         .018408530
      3           A               31,198,469        1.0191            30,613,746              12              237         .038027764
      4           A               31,217,168        1.0777            28,966,473              11              160         .008092503
      5           D3              62,591,564        0.9374            66,771,457              18            2,585         .022077862
  RANDOM TOTALS:                 187,583,247                         188,009,639              60            3,975
  CATG J  EXCEPTION VALUES:        7,011,767                           7,234,488
  CATG D1 EXCEPTION VALUES:        4,898,063                           5,221,443
 TOTAL TEST VALUES (4):          199,493,077                         200,465,570
 MARGIN OF ERROR PERCENT:          5.0000002
 MARGIN OF ERROR VALUE:           10,023,279
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            190,442,291 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             199,493,077 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            210,488,849 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             362,111,182 (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