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DATE: 06/22/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:15:09                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              166/Milam                                                 VRSN:      W
                                                        166-902/Gause ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A                1,728,233        0.8049             2,147,140                8               84
           2           A                1,733,172        0.9124             1,899,575                7               48
           3           A                1,726,702        0.9323             1,852,088                9               34
           4           A                1,724,942        1.0752             1,604,299                6               17
           5           D3              16,581,630        1.0160            16,320,502               20              991
           6           G1              19,524,110        0.9852            19,817,408               19               50
  RANDOM TOTALS:                       43,018,789                          43,641,012               69            1,224
  CATG J  EXCEPTION VALUES:             3,016,211                           3,042,265
  CATG D1 EXCEPTION VALUES:             3,232,420                           3,246,584
 TOTAL TEST VALUES (4):                49,267,420                          49,929,861
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:                 2,496,493
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                  47,433,368 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                   49,267,420 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                  52,426,354 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                   50,294,451 (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