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DATE: 06/22/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:04:19                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              092/Gregg                                                 VRSN:      W
                                                        092-907/Spring Hill ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A               53,622,320        0.9762            54,929,646               25              609
           2           A               53,689,163        0.9925            54,094,875               16              427
           3           A               53,667,610        0.9832            54,584,632               35              288
           4           A               53,705,343        0.9793            54,840,542               19              171
           5           B                4,618,111        0.9168             5,037,207               10               84
           6           B                4,675,286        0.9881             4,731,592                7               68
           7           B                4,701,562        0.9704             4,844,973                7               55
           8           B                4,441,634        0.8731             5,087,200                6               21
           9           G1              30,261,470        1.0174            29,743,926               22              197
  RANDOM TOTALS:                      263,382,499                         267,894,593              147            1,920
  CATG D1 EXCEPTION VALUES:               266,840                             184,582
 TOTAL TEST VALUES (4):               263,649,339                         268,079,175
 MARGIN OF ERROR PERCENT:               5.0000001
 MARGIN OF ERROR VALUE:                13,403,959
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                 254,675,216 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                  263,649,339 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                 281,483,134 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                  284,813,157 (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