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DATE: 02/10/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 12:14:18                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              161/McLennan                                              VRSN:      P
                                                        161-923/Bosqueville ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A               10,112,411        1.0191             9,922,884                7              158
           2           A               10,067,585        0.9679            10,401,472                8              110
           3           A               10,156,649        1.0517             9,657,363                8               96
           4           A               10,079,661        0.9190            10,968,075                7               67
           5           D3              10,241,395        0.9963            10,279,429               10              435
           6           F1               9,082,811        0.9536             9,524,760                8               41
           7           L1               6,681,573        1.0198             6,551,846                6               36
           8           L1               7,159,032        1.0584             6,764,014                4                8
           9           L1               8,766,107        1.0176             8,614,492                3                4
  RANDOM TOTALS:                       82,347,224                          82,684,335               61              955
  CATG D1 EXCEPTION VALUES:             1,213,246                           1,155,729
  CATG L1 EXCEPTION VALUES:             1,748,000                           1,725,619
 TOTAL TEST VALUES (4):                85,308,470                          85,565,683
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:                 4,278,284
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                  81,287,399 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                   85,308,470 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                  89,843,967 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                   92,575,505 (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