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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:00:53                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              129/Kaufman                                               VRSN:      W
                                                        129-910/Scurry-Rosser ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               13,600,822        0.9248            14,706,771               7              268         .019414110
      2           A               13,583,417        1.0374            13,093,712               7              145         .004552570
      3           A               13,508,623        0.9284            14,550,434               8              101         .009104830
      4           A               13,537,147        1.0019            13,511,475              10               73         .002031356
      5           D3              69,730,120        1.0234            68,135,744              22            2,025         .173614424
  RANDOM TOTALS:                 123,960,129                         123,998,136              54            2,612
  CATG D1 EXCEPTION VALUES:        5,131,670                           3,246,128
 TOTAL TEST VALUES (4):          129,091,799                         127,244,264
 MARGIN OF ERROR PERCENT:          9.6319705
 MARGIN OF ERROR VALUE:           12,256,130
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            114,988,134 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             129,091,799 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            139,500,394 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             135,180,829 (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