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DATE: 02/10/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:58:05                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              050/Coryell                                               VRSN:      P
                                                        050-909/Jonesboro ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A                1,138,362        0.7763             1,466,394               11               51
           2           A                1,196,101        0.8279             1,444,741               10               31
           3           A                1,109,387        0.9322             1,190,074                7               19
           4           A                1,154,616        0.9134             1,264,086                8                9
           5           D3              24,203,415        0.8640            28,013,212               23            1,688
  RANDOM TOTALS:                       28,801,881                          33,378,507               59            1,798
  CATG J  EXCEPTION VALUES:             3,222,210                           3,269,165
  CATG D1 EXCEPTION VALUES:             9,174,469                           8,199,140
 TOTAL TEST VALUES (4):                41,198,560                          44,846,812
 MARGIN OF ERROR PERCENT:               8.8576842
 MARGIN OF ERROR VALUE:                 3,972,389
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                  40,874,423 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                   41,198,560 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                  48,819,201 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                   37,291,800 (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