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DATE: 02/10/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:55:41                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              034/Cass                                                  VRSN:      P
                                                        034-901/Atlanta ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A               32,495,049        1.0686            30,408,992               20            1,077
           2           A               32,507,748        0.9320            34,879,558               13              624
           3           A               32,473,125        1.0295            31,542,618               13              433
           4           A               32,480,591        1.0104            32,146,270               13              258
           5           D3              60,704,660        1.0492            57,858,044               20            4,560
           6           F1              10,090,532        0.9890            10,202,762                7              161
           7           F1              10,161,840        0.9740            10,433,101                6               42
           8           F1              10,329,531        1.0316            10,013,117                6               19
           9           F1               9,689,094        0.9252            10,472,432                3                4
          10           L1               4,469,486        0.9442             4,733,622                7              154
          11           L1               4,615,549        0.7128             6,475,237                7               53
          12           L1               4,375,559        1.1518             3,798,888                7               24
          13           L1               4,464,995        1.0133             4,406,390                5               11
  RANDOM TOTALS:                      248,857,759                         247,371,031              127            7,420
  CATG J  EXCEPTION VALUES:            20,723,340                          19,828,148
  CATG D1 EXCEPTION VALUES:            15,345,170                          14,158,088
  CATG L1 EXCEPTION VALUES:             5,757,600                           5,371,875
 TOTAL TEST VALUES (4):               290,683,869                         286,729,142
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:                14,336,457
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                 272,392,685 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                  290,683,869 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                 301,065,599 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                  301,516,268 (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