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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:23:17                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              241/Wharton                                               VRSN:      W
                                                        241-901/Boling ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               12,788,612        0.8452            15,130,871              15              448         .045217168
      2           A               12,765,591        0.8114            15,732,796              19              230         .060495190
      3           A               12,762,844        0.8714            14,646,367              15              138         .022218415
      4           A               12,768,032        0.9044            14,117,682              15               84         .008766880
      5           D3              23,410,232        0.9693            24,151,689              23            2,430         .139155688
  RANDOM TOTALS:                  74,495,311                          83,779,405              87            3,330
  CATG J  EXCEPTION VALUES:       11,367,067                          10,517,373
  CATG D1 EXCEPTION VALUES:       12,995,830                          13,246,983
 TOTAL TEST VALUES (4):           98,858,208                         107,543,761
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:            5,377,188
 CONFIDENCE INTERVAL VALUES (5):
   LOCAL TEST VALUE:              98,858,208 (OUTSIDE CONFIDENCE INTERVAL)
   STATE LOWER LIMIT:            102,166,573 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   STATE UPPER LIMIT:            112,920,949 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             135,923,850 (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