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DATE: 01/23/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:36:42                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              212/Smith                                                 VRSN:      W
                                                        212-902/Bullard ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               99,497,437        1.0146            98,065,678              43            1,247         .023423391
      2           A               99,081,485        0.9978            99,299,945              49              606         .005594856
      3           A               99,447,904        0.9961            99,837,269              32              392         .002303396
      4           A               98,978,061        0.9875           100,230,948              18              219         .001797068
      5           C                6,878,805        0.9072             7,582,457              28            2,430         .785555056
      6           C                6,553,994        0.8215             7,978,082              29              479        1.079634780
      7           C                6,752,933        0.5560            12,145,563              10              125        1.063758361
      8           C                6,653,972        1.0510             6,331,087               7               47         .232838956
      9           D3              61,280,000        0.9840            62,276,423              23            2,572         .009493932
  RANDOM TOTALS:                 485,124,591                         493,747,452             239            8,117
  CATG D1 EXCEPTION VALUES:        6,122,124                           4,282,056
 TOTAL TEST VALUES (4):          491,246,715                         498,029,508
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:           24,901,475
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            473,128,033 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             491,246,715 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            522,930,983 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             482,255,044 (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