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DATE: 01/27/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:00:21                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              108/Hidalgo                                               VRSN:      W
                                                        108-903/Edcouch-Elsa ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               36,673,832        0.9395            39,035,478               7            1,413         .015454500
      2           A               36,647,422        0.9712            37,734,166               7              930         .004625950
      3           A               36,640,889        0.9773            37,491,956               9              655         .004932735
      4           A               36,625,788        0.9947            36,820,939               7              385         .008662813
      5           C                3,678,557        0.9903             3,714,589               7              440         .024622490
      6           C                3,590,621        0.9808             3,660,910               7              271         .003716272
      7           C                3,574,146        0.9490             3,766,223               7              197         .007986787
      8           C                3,604,582        0.9324             3,865,918               7              107         .010358083
      9           D3              10,670,359        1.0377            10,282,701              10              788         .036420718
     10           F1               5,292,122        0.9814             5,392,421               8              101         .007749383
     11           F1               5,144,312        0.9496             5,417,346               6               41         .009057276
     12           F1               5,253,293        0.9248             5,680,464               5               21         .007727253
     13           F1               5,180,187        0.9575             5,410,117               4                7         .001288083
  RANDOM TOTALS:                 192,576,110                         198,273,228              91            5,356
  CATG D1 EXCEPTION VALUES:        4,626,031                           4,519,046
 TOTAL TEST VALUES (4):          197,202,141                         202,792,274
 MARGIN OF ERROR PERCENT:          5.0000001
 MARGIN OF ERROR VALUE:           10,139,614
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            192,652,660 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             197,202,141 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            212,931,888 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             181,094,357 (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