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DATE: 01/26/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:23:15                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              133/Kerr                                                  VRSN:      W
                                                        133-904/Ingram ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               39,551,285        0.9254            42,739,664              20              692         .022485982
      2           A               39,573,735        0.9791            40,418,481              16              335         .050528200
      3           A               39,468,987        0.9978            39,556,010              28              254         .005629663
      4           A               39,449,877        0.9635            40,944,346              31              168         .057837879
      5           D3              87,312,790        0.9667            90,320,461              54            2,749         .051754967
      6           F1               9,636,673        0.9900             9,734,013               7              100         .002048675
      7           F1               9,499,413        0.9613             9,881,840               6               43         .005576608
      8           F1               9,759,885        1.0443             9,345,863               5               21         .004986343
      9           F1               9,112,602        0.9828             9,272,082               3                6         .000187106
  RANDOM TOTALS:                 283,365,247                         292,212,760             170            4,368
  CATG D1 EXCEPTION VALUES:        6,668,178                           6,495,974
 TOTAL TEST VALUES (4):          290,033,425                         298,708,734
 MARGIN OF ERROR PERCENT:          5.0000001
 MARGIN OF ERROR VALUE:           14,935,437
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            283,773,297 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             290,033,425 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            313,644,171 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             295,110,626 (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