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DATE: 02/10/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 12:20:18                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              210/Shelby                                                VRSN:      P
                                                        210-901/Center ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A               27,385,217        1.0296            26,597,919                8              957
           2           A               27,353,728        1.0213            26,783,245                9              548
           3           A               27,385,502        0.9510            28,796,532               12              351
           4           A               27,297,566        1.0108            27,005,902                8              186
           5           D3              63,260,361        0.9941            63,635,812               13            4,503
           6           F1              10,287,802        1.0253            10,033,943                8              227
           7           F1              10,227,337        0.8439            12,119,134                9               96
           8           F1              10,499,724        0.8946            11,736,781                7               44
           9           F1               9,911,676        0.8911            11,122,967                7               13
          10           L1               9,093,576        1.0358             8,779,278                7              192
          11           L1               9,151,594        0.9920             9,225,397                6               43
          12           L1               9,023,585        0.9695             9,307,463                4                9
  RANDOM TOTALS:                      240,877,668                         245,144,373               98            7,169
  CATG J  EXCEPTION VALUES:            17,772,445                          18,664,582
  CATG D1 EXCEPTION VALUES:            24,301,032                          17,897,412
  CATG L1 EXCEPTION VALUES:             7,653,389                           7,705,593
 TOTAL TEST VALUES (4):               290,604,534                         289,411,960
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:                14,470,598
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                 274,941,362 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                  290,604,534 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                 303,882,558 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                  310,692,575 (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