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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:06:51                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              161/McLennan                                              VRSN:      W
                                                        161-901/Crawford ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               12,780,942        0.9294            13,751,821               9              243         .019809811
      2           A               12,850,660        0.9632            13,341,632               7              120         .008322615
      3           A               12,858,067        0.9599            13,395,215               8               77         .010632202
      4           A               12,614,929        0.9284            13,587,817               7               41         .022429201
      5           D3              40,322,088        1.0862            37,122,158              20            1,513         .042522247
      6           L1               1,167,366        1.1171             1,044,997               6               27         .018258360
      7           L1               1,490,383        1.1492             1,296,887               3                6         .037128041
  RANDOM TOTALS:                  94,084,435                          93,540,527              60            2,027
  CATG J  EXCEPTION VALUES:        4,336,168                           4,343,186
  CATG D1 EXCEPTION VALUES:        7,559,005                           7,427,852
  CATG L1 EXCEPTION VALUES:        1,860,670                           1,828,391
 TOTAL TEST VALUES (4):          107,840,278                         107,139,956
 MARGIN OF ERROR PERCENT:          5.0000002
 MARGIN OF ERROR VALUE:            5,356,998
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            101,782,958 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             107,840,278 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            112,496,954 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             108,929,205 (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