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DATE: 02/10/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 12:05:08                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              101/Harris                                                VRSN:      P
                                                        101-907/Cypress-Fairbanks ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A            3,619,889,887        0.9836         3,680,245,920               50           33,043
           2           A            3,611,148,290        1.0061         3,589,253,842               50           24,096
           3           A            3,607,127,473        1.0179         3,543,695,327               50           18,682
           4           A            3,610,852,902        0.9717         3,716,016,159               50           11,338
           5           B              230,281,342        0.8177           281,620,817                8               42
           6           B              232,304,149        0.9033           257,172,754                7               24
           7           B              229,626,409        0.9556           240,295,531                7               14
           8           B              215,143,095        0.8489           253,437,501                5                9
           9           C              127,647,051        0.9299           137,269,654               14            4,205
          10           C              127,744,453        0.8852           144,311,402               10              814
          11           C               51,403,139        0.6458            79,596,065               11              108
          12           D3             408,829,880        0.6308           648,113,316               13            1,564
          13           F1             842,520,954        0.8206         1,026,713,324               13            1,296
          14           F1             843,039,592        0.8735           965,128,325                7              369
          15           F1             842,998,978        0.8526           988,739,125                7              144
          16           F1             842,102,924        0.9231           912,255,361                7               56
          17           L1             499,615,828        0.9152           545,908,903                9            3,581
          18           L1             499,297,915        0.9494           525,908,906                7              543
          19           L1             504,820,233        0.9931           508,327,694               10              164
          20           L1             494,131,595        0.9759           506,334,250                8               48
  RANDOM TOTALS:                   21,440,526,089                      22,550,344,176              343          100,140
  CATG D1 EXCEPTION VALUES:             6,721,570                           6,467,400
 TOTAL TEST VALUES (4):            21,447,247,659                      22,556,811,576
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:             1,127,840,579
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:              21,428,970,997 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:               21,447,247,659 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:              23,684,652,155 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):               22,166,648,590 (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