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DATE: 01/23/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:22:39                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              145/Leon                                                  VRSN:      W
                                                        145-907/Oakwood ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A                2,811,328        1.4314             1,964,041              12              165         .453913705
      2           A                2,800,936        1.5510             1,805,890              12               95         .450086467
      3           A                2,778,023        1.4639             1,897,686              11               62         .477877140
      4           A                2,796,762        1.1380             2,457,612               9               34         .154995093
      5           D3              52,872,250        0.9727            54,356,174              32            3,784         .010545317
      6           G1              25,051,820        1.0966            22,844,994              14               43         .009794917
  RANDOM TOTALS:                  89,111,119                          85,326,397              90            4,183
  CATG J  EXCEPTION VALUES:        6,021,006                           6,692,238
  CATG D1 EXCEPTION VALUES:        9,437,151                           8,574,543
 TOTAL TEST VALUES (4):          104,569,276                         100,593,178
 MARGIN OF ERROR PERCENT:          5.0000001
 MARGIN OF ERROR VALUE:            5,029,659
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:             95,563,519 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             104,569,276 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            105,622,837 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             109,240,694 (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