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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:04:23                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              146/Liberty                                               VRSN:      W
                                                        146-902/Dayton ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A              121,772,224        0.8919           136,531,252              23            3,239         .039877206
      2           A              121,702,514        0.9331           130,428,158              28            1,687         .018812716
      3           A              121,662,016        0.9901           122,878,513              37            1,182         .011486659
      4           A              121,658,096        1.0131           120,084,983              47              752         .010221100
      5           C                9,424,383        0.9617             9,799,712               7            1,689         .020908847
      6           C                9,451,454        0.9238            10,231,061              10              651         .069034788
      7           C                9,378,219        0.9501             9,870,770               9              420         .060882080
      8           C                9,406,644        1.0198             9,224,009               8              212         .013737050
      9           D3              59,410,019        1.0303            57,662,835              29            5,080         .016352090
     10           F1              12,282,947        1.0562            11,629,376               7              140         .018693215
     11           F1              12,166,537        0.9329            13,041,630               7               56         .022255647
     12           F1              12,297,625        0.9521            12,916,317               7               29         .021861106
     13           F1              12,110,184        0.9057            13,371,077               5                9         .007148726
  RANDOM TOTALS:                 632,722,862                         657,669,693             224           15,146
  CATG J  EXCEPTION VALUES:       32,766,100                          32,592,330
  CATG D1 EXCEPTION VALUES:       20,725,872                          22,167,733
 TOTAL TEST VALUES (4):          686,214,834                         712,429,756
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:           35,621,488
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            676,808,268 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             686,214,834 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            748,051,244 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):           1,031,790,682 (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