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DATE: 01/23/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:06:09                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              066/Duval                                                 VRSN:      W
                                                        066-902/San Diego ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A                7,897,391        1.0401             7,592,915               7              564         .005816918
      2           A                7,867,826        0.9606             8,190,533               7              341         .001543119
      3           A                7,903,317        0.9468             8,347,399               7              215         .011969552
      4           A                7,849,964        0.9199             8,533,497               7              104         .006421055
      5           D3              16,361,240        1.0584            15,458,466              16            4,529         .099124135
      6           F1               1,883,711        0.9095             2,071,150               6               45         .005859865
      7           F1               1,934,471        0.8194             2,360,838               5               17         .018583166
      8           F1               1,964,147        0.9328             2,105,646               3                6         .006999772
      9           G1              17,601,546        0.9081            19,382,828               5               17         .007381415
     10           G1              16,827,189        0.9796            17,177,612               3                4         .000842587
  RANDOM TOTALS:                  88,090,802                          91,220,884              66            5,842
  CATG J  EXCEPTION VALUES:        7,576,657                           8,232,472
  CATG D1 EXCEPTION VALUES:       19,531,081                          19,916,600
  CATG F1 EXCEPTION VALUES:        1,331,530                           1,469,615
  CATG G1 EXCEPTION VALUES:       27,007,100                          26,958,871
 TOTAL TEST VALUES (4):          143,537,170                         147,798,442
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:            7,389,922
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            140,408,520 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             143,537,170 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            155,188,364 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             148,011,067 (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