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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:40:14                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              038/Childress                                             VRSN:      W
                                                        038-901/Childress ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               18,562,623        0.9778            18,984,069              29              780         .067133227
      2           A               18,569,595        0.9758            19,030,124              14              428         .045662198
      3           A               18,543,690        0.9182            20,195,698              15              288         .030993121
      4           A               18,541,471        0.9290            19,958,526              15              172         .013278410
      5           D3              13,424,210        0.8279            16,214,772              20            2,531         .064110208
      6           F1               5,721,561        0.9312             6,144,288               8              141         .137577632
      7           F1               5,813,569        0.8696             6,685,337               6               32         .167663556
      8           F1               6,402,200        0.9065             7,062,548               5               14         .005118642
      9           L1               4,392,532        0.8406             5,225,472              12              107         .145914062
     10           L1               4,779,904        1.0365             4,611,581              10               31         .012536448
     11           L1               4,280,659        1.0086             4,244,159               3                4         .000066444
  RANDOM TOTALS:                 119,032,014                         128,356,574             137            4,528
  CATG J  EXCEPTION VALUES:       19,011,417                          19,337,262
  CATG D1 EXCEPTION VALUES:       23,529,840                          20,357,401
  CATG F1 EXCEPTION VALUES:        4,297,230                           4,303,062
  CATG L1 EXCEPTION VALUES:        3,873,870                           3,678,525
 TOTAL TEST VALUES (4):          169,744,371                         176,032,824
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:            8,801,641
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            167,231,183 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             169,744,371 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            184,834,465 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             156,161,348 (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