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DATE: 01/23/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:35:09                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              201/Rusk                                                  VRSN:      W
                                                        201-910/Tatum ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               22,706,115        0.8448            26,877,504              10              563         .038458198
      2           A               22,747,744        0.8863            25,665,964              12              315         .016873336
      3           A               22,685,158        0.9524            23,818,940              10              209         .071978549
      4           A               22,654,589        0.9929            22,816,587               9              119         .020730000
      5           D3              26,843,210        1.0839            24,765,393              14            1,929         .091577549
      6           G1              70,627,959        1.0471            67,451,016               7              150         .021013677
      7           G1              70,161,289        0.9969            70,379,465               6               83         .004326329
      8           G1              69,792,554        1.0312            67,680,910               6               48         .001792399
      9           G1              70,142,181        0.9541            73,516,593               5               25         .010716051
  RANDOM TOTALS:                 398,360,799                         402,972,372              79            3,441
  CATG J  EXCEPTION VALUES:       14,437,064                          15,348,569
  CATG D1 EXCEPTION VALUES:        7,204,870                           7,480,678
 TOTAL TEST VALUES (4):          420,002,733                         425,801,619
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:           21,290,081
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            404,511,538 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             420,002,733 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            447,091,700 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):           1,475,685,832 (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