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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:36:05                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              019/Bowie                                                 VRSN:      W
                                                        019-908/Liberty-Eylau ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               45,685,910        0.9953            45,901,648              15            1,283         .038986166
      2           A               45,685,765        0.8665            52,724,484              16              773         .036468786
      3           A               45,662,301        0.9238            49,428,774              18              531         .030781701
      4           A               45,615,159        1.0418            43,784,948              17              324         .032644072
      5           D3              46,384,388        0.8777            52,847,656              16            1,515         .129570708
      6           F1              15,853,709        0.9876            16,052,763               7              128         .020671733
      7           F1              15,915,266        1.0243            15,537,700               6               42         .024498566
      8           F1              15,375,543        0.8453            18,189,451               5               17         .010609328
      9           F1              15,360,698        1.0082            15,235,765               5                6         .003465985
     10           L1               9,477,793        0.8978            10,556,686               7              114         .156781130
     11           L1               9,653,024        0.9229            10,459,447               7               28         .057600107
     12           L1               9,433,123        1.0397             9,072,928               5               12         .003235150
     13           L1               8,906,643        1.0358             8,598,806               4                5         .059964303
  RANDOM TOTALS:                 329,009,322                         348,391,056             128            4,778
  CATG J  EXCEPTION VALUES:       10,993,814                          10,834,864
  CATG D1 EXCEPTION VALUES:        2,724,579                           2,441,816
 TOTAL TEST VALUES (4):          342,727,715                         361,667,736
 MARGIN OF ERROR PERCENT:          5.0000001
 MARGIN OF ERROR VALUE:           18,083,387
 CONFIDENCE INTERVAL VALUES (5):
   LOCAL TEST VALUE:             342,727,715 (OUTSIDE CONFIDENCE INTERVAL)
   STATE LOWER LIMIT:            343,584,349 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   STATE UPPER LIMIT:            379,751,123 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             387,475,652 (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