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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:21:21                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              229/Tyler                                                 VRSN:      W
                                                        229-903/Woodville ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               32,896,535        0.7472            44,026,412              15            1,550         .123026149
      2           A               32,893,929        0.9984            32,946,644              15              772         .004765935
      3           A               32,885,542        0.9541            34,467,605              15              498         .007390911
      4           A               32,843,286        0.9440            34,791,617              15              285         .011515378
      5           D3              37,882,476        0.9938            38,118,813              17            5,532         .010492380
      6           F1               7,094,974        1.0066             7,048,454               7              132         .001219811
      7           F1               7,078,321        0.9882             7,162,843               6               50         .001009894
      8           F1               7,339,525        0.9975             7,357,920               5               21         .001027391
      9           F1               6,627,135        0.9180             7,219,101               3                6         .008626560
     10           G1              45,993,782        1.0173            45,211,621               6               14         .018609475
  RANDOM TOTALS:                 243,535,505                         258,351,030             104            8,860
  CATG J  EXCEPTION VALUES:       14,247,034                          14,431,507
  CATG D1 EXCEPTION VALUES:       43,247,913                          40,419,125
 TOTAL TEST VALUES (4):          301,030,452                         313,201,662
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:           15,660,083
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            297,541,579 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             301,030,452 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            328,861,745 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             308,800,240 (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