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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:54:21                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              105/Hays                                                  VRSN:      W
                                                        105-906/Hays CISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A              411,137,765        0.9311           441,561,341              53            4,265         .014233876
      2           A              412,573,451        0.9884           417,415,470              54            2,696         .003323724
      3           A              408,910,315        1.0024           407,931,280              52            2,170         .003283932
      4           A              410,651,019        0.9806           418,775,259              56            1,412         .003681327
      5           D3             134,826,985        0.9454           142,613,693              18            3,080         .018063513
  RANDOM TOTALS:               1,778,099,535                       1,828,297,043             233           13,623
  CATG D1 EXCEPTION VALUES:        9,316,030                           8,818,962
 TOTAL TEST VALUES (4):        1,787,415,565                       1,837,116,005
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:           91,855,800
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:          1,745,260,205 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:           1,787,415,565 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:          1,928,971,805 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):           2,241,419,808 (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