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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:26:12                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              252/Young                                                 VRSN:      W
                                                        252-902/New Castle ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A                1,041,191        0.9476             1,098,766               8              104         .023780635
      2           A                1,037,815        1.0055             1,032,138               7               56         .030724241
      3           A                1,034,918        0.9872             1,048,337               8               35         .001459171
      4           A                1,009,544        1.0228               987,039               5               18         .077664501
      5           D3               6,647,640        0.9445             7,038,264              20            1,377         .031786316
      6           G1               3,419,430        0.9288             3,681,557               6               63         .023911008
      7           G1               3,487,880        0.9360             3,726,368               5               13         .018679663
      8           G1               3,950,070        0.9846             4,011,853               4                7         .048803889
  RANDOM TOTALS:                  21,628,488                          22,624,322              63            1,673
  CATG J  EXCEPTION VALUES:        3,238,018                           2,991,228
  CATG D1 EXCEPTION VALUES:       10,587,210                           9,497,482
  CATG G1 EXCEPTION VALUES:        2,539,750                           2,508,760
 TOTAL TEST VALUES (4):           37,993,466                          37,621,792
 MARGIN OF ERROR PERCENT:          5.0000011
 MARGIN OF ERROR VALUE:            1,881,090
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:             35,740,702 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:              37,993,466 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:             39,502,882 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):              39,630,037 (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