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DATE: 02/10/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 12:12:36                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              147/Limestone                                             VRSN:      P
                                                        147-903/Mexia ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A               28,692,760        0.9312            30,812,672               20            1,282
           2           A               28,681,246        0.9014            31,818,556               14              696
           3           A               28,683,457        0.8474            33,848,781               14              448
           4           A               28,623,955        0.9259            30,914,737               14              242
           5           D3              43,859,438        0.9435            46,485,891               37            3,519
           6           F1              11,901,507        0.9429            12,622,237                9              162
           7           F1              12,055,741        0.9102            13,245,156               10               52
           8           F1              14,965,743        0.9438            15,856,901                7               11
           9           G1              22,585,380        1.0210            22,120,842               12               94
          10           L1               5,607,538        0.9194             6,099,128                7              137
          11           L1               5,572,922        0.9243             6,029,343                6               32
          12           L1               6,995,356        0.9681             7,225,861                5                7
  RANDOM TOTALS:                      238,225,043                         257,080,105              155            6,682
  CATG J  EXCEPTION VALUES:            19,120,682                          20,203,734
  CATG D1 EXCEPTION VALUES:             4,348,720                           4,214,860
  CATG F1 EXCEPTION VALUES:             8,362,830                           8,544,204
  CATG L1 EXCEPTION VALUES:             9,196,797                           9,220,888
 TOTAL TEST VALUES (4):               279,254,072                         299,263,791
 MARGIN OF ERROR PERCENT:               5.0000002
 MARGIN OF ERROR VALUE:                14,963,190
 CONFIDENCE INTERVAL VALUES (5):
   LOCAL TEST VALUE:                  279,254,072 (OUTSIDE CONFIDENCE INTERVAL)
   STATE LOWER LIMIT:                 284,300,601 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   STATE UPPER LIMIT:                 314,226,981 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                  278,547,948 (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