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DATE: 06/22/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:19:25                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              198/Robertson                                             VRSN:      W
                                                        198-903/Franklin ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A               12,235,676        0.8001            15,292,683                9              429
           2           A               12,247,538        1.0072            12,159,986                7              259
           3           A               12,250,688        1.0160            12,057,764                7              176
           4           A               12,187,418        1.0276            11,860,080                9              112
           5           D3              54,214,220        0.9533            56,870,051               20            4,217
           6           G1             297,421,730        1.0395           286,119,990               20              265
  RANDOM TOTALS:                      400,557,270                         394,360,554               72            5,458
  CATG J  EXCEPTION VALUES:            19,865,732                          19,996,160
  CATG D1 EXCEPTION VALUES:            12,743,510                          14,036,791
 TOTAL TEST VALUES (4):               433,166,512                         428,393,505
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:                21,419,675
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                 406,973,830 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                  433,166,512 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                 449,813,180 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                  476,432,477 (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