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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:54:38                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              107/Henderson                                             VRSN:      W
                                                        107-906/Malakoff ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A              146,668,688        1.1009           133,226,168              33            1,979         .047000981
      2           A              146,614,878        0.8276           177,156,692              22              884         .036872314
      3           A              146,859,029        0.9270           158,423,980              18              516         .014524808
      4           A              146,356,587        0.9831           148,872,533              17              244         .017076612
      5           C                9,947,495        1.0151             9,799,522              59            3,500         .439593494
      6           C                9,706,427        1.0250             9,469,685              29              508         .045479242
      7           C                9,802,284        0.9473            10,347,603              14              167         .023579770
      8           C                9,804,577        0.9575            10,239,767               8               72         .013545350
      9           D3              41,447,640        0.9243            44,842,194              20            1,203         .075667099
  RANDOM TOTALS:                 667,207,605                         702,378,144             220            9,073
  CATG D1 EXCEPTION VALUES:        3,510,930                           3,349,682
 TOTAL TEST VALUES (4):          670,718,535                         705,727,826
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:           35,286,391
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            670,441,435 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             670,718,535 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            741,014,217 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             665,688,339 (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