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DATE: 06/22/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:57:41                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              043/Collin                                                VRSN:      W
                                                        043-919/Lovejoy ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A              192,673,011        1.0037           191,962,749               57              794
           2           A              192,761,431        0.9956           193,613,330               55              578
           3           A              193,105,628        1.0066           191,839,487               48              432
           4           A              192,511,616        0.9904           194,377,641               24              274
           5           C                9,289,130        0.9322             9,964,739                7              383
           6           C                5,200,924        0.8654             6,009,850                8              165
           7           C                7,227,743        0.9764             7,402,441               13              161
           8           C                7,238,226        0.9214             7,855,683               11               97
  RANDOM TOTALS:                      800,007,709                         803,025,920              223            2,884
  CATG D1 EXCEPTION VALUES:               351,531                             305,304
 TOTAL TEST VALUES (4):               800,359,240                         803,331,224
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:                40,166,561
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                 763,164,663 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                  800,359,240 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                 843,497,785 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                  869,180,531 (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