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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:15:31                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              195/Reeves                                                VRSN:      W
                                                        195-902/Balmorhea ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A                  603,644        0.7181               840,613              10               80         .135135537
      2           A                  606,106        0.9499               638,073              10               43         .122573258
      3           A                  604,971        0.9096               665,096               8               27         .024164352
      4           A                  575,853        0.9492               606,672               8               16         .009844077
      5           D3               3,323,850        0.9903             3,356,407              22            1,504         .022119244
      6           G1               9,874,270        0.9781            10,095,358              11               16         .012111281
  RANDOM TOTALS:                  15,588,694                          16,202,219              69            1,686
  CATG J  EXCEPTION VALUES:        4,827,579                           4,817,653
  CATG D1 EXCEPTION VALUES:        1,977,200                           2,614,433
 TOTAL TEST VALUES (4):           22,393,473                          23,634,305
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:            1,181,715
 CONFIDENCE INTERVAL VALUES (5):
   LOCAL TEST VALUE:              22,393,473 (OUTSIDE CONFIDENCE INTERVAL)
   STATE LOWER LIMIT:             22,452,590 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   STATE UPPER LIMIT:             24,816,020 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):              25,253,802 (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