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DATE: 06/22/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:57:21                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              043/Collin                                                VRSN:      W
                                                        043-904/Farmersville ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A               31,850,094        1.0623            29,982,203               12              614
           2           A               31,868,518        1.0249            31,094,271               14              382
           3           A               31,967,869        1.0014            31,923,177               19              273
           4           A               31,810,352        0.9818            32,400,033               13              169
           5           D3              69,088,364        0.9898            69,800,327               11           39,241
           6           F1               4,051,894        0.8774             4,618,069                6               59
           7           F1               4,105,509        0.8680             4,729,849                7               25
           8           F1               3,930,036        0.9443             4,161,851                5               12
           9           F1               4,078,910        1.0235             3,985,256                4                6
  RANDOM TOTALS:                      212,751,546                         212,695,036               91           40,781
  CATG J  EXCEPTION VALUES:            13,213,468                          13,842,116
  CATG D1 EXCEPTION VALUES:             3,979,032                           3,459,269
 TOTAL TEST VALUES (4):               229,944,046                         229,996,421
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:                11,499,821
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                 218,496,600 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                  229,944,046 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                 241,496,242 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                  236,360,981 (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