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DATE: 01/26/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:21:44                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              123/Jefferson                                             VRSN:      W
                                                        123-910/Beaumont ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A              666,953,905        0.9180           726,529,308              26           14,885         .035282053
      2           A              666,992,896        0.9782           681,857,387              19            7,249         .006147781
      3           A              667,055,072        0.9737           685,072,478              20            4,657         .002913801
      4           A              666,767,442        0.9041           737,493,023              16            2,310         .033658198
      5           F1             238,797,302        0.8947           266,902,092               9            1,341         .019432078
      6           F1             239,408,443        1.0270           233,114,355               9              387         .022207852
      7           F1             239,992,155        0.9141           262,544,749               8              132         .066309136
      8           F1             236,077,856        1.1373           207,577,469               7               40         .090233754
      9           L1             153,764,003        1.0543           145,844,639               7            1,984         .013627437
     10           L1             153,472,369        1.0633           144,335,906               9              357         .029526735
     11           L1             153,847,482        0.9626           159,824,935               7              131         .013261177
     12           L1             153,222,644        1.0221           149,909,641               6               43         .003998313
  RANDOM TOTALS:               4,236,351,569                       4,401,005,982             143           33,516
  CATG J  EXCEPTION VALUES:      255,051,800                         266,827,383
  CATG D1 EXCEPTION VALUES:        8,143,830                           8,252,752
 TOTAL TEST VALUES (4):        4,499,547,199                       4,676,086,117
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:          233,804,306
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:          4,442,281,811 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:           4,499,547,199 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:          4,909,890,423 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):           7,203,172,192 (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