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DATE: 06/22/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:15:57                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              170/Montgomery                                            VRSN:      W
                                                        170-908/New Caney ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A              122,681,199        0.9889           124,058,246                9            3,328
           2           A              122,761,704        0.9622           127,584,394               14            1,877
           3           A              122,636,761        0.9620           127,481,041               16            1,300
           4           A              122,669,220        0.9195           133,408,613               20              782
           5           B               67,095,502        0.9098            73,747,529                6               19
           6           C               16,799,065        0.8452            19,875,846               10            4,053
           7           C               17,963,764        0.7800            23,030,467                8            1,533
           8           C               15,613,375        0.7105            21,975,194                7              752
           9           C               16,782,229        0.9653            17,385,506                7              116
          10           F1              63,712,422        0.9461            67,342,165                7              229
          11           F1              63,678,488        0.9790            65,044,421                6               28
          12           F1              72,635,278        1.0121            71,766,899                5                7
          13           L1              42,585,872        0.9465            44,992,997                7              498
          14           L1              42,753,529        0.9827            43,506,186                7               80
          15           L1              84,789,986        0.9883            85,793,773               10               15
  RANDOM TOTALS:                      995,158,394                       1,046,993,277              139           14,617
  CATG D1 EXCEPTION VALUES:            17,086,627                          16,985,049
  CATG F1 EXCEPTION VALUES:            46,797,490                          46,444,262
 TOTAL TEST VALUES (4):             1,059,042,511                       1,110,422,588
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:                55,521,129
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:               1,054,901,459 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                1,059,042,511 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:               1,165,943,717 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                1,088,807,177 (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