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DATE: 06/22/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:16:07                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              034/Cass                                                  VRSN:      W
                                                        172-905/Pewitt ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A               14,390,056        0.9532            15,096,576               13              566
           2           A               14,379,238        0.9694            14,833,132               14              329
           3           A               14,386,880        1.0241            14,048,316               13              221
           4           A               14,398,181        1.0545            13,654,036               14              136
           5           D3              40,897,800        0.8832            46,306,386               20            3,068
  RANDOM TOTALS:                       98,452,155                         103,938,446               74            4,320
  CATG J  EXCEPTION VALUES:            17,923,550                          15,932,321
  CATG D1 EXCEPTION VALUES:            11,054,755                          10,797,201
 TOTAL TEST VALUES (4):               127,430,460                         130,667,968
 MARGIN OF ERROR PERCENT:               5.0000000
 MARGIN OF ERROR VALUE:                 6,533,398
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                 124,134,570 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                  127,430,460 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                 137,201,366 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                  126,327,955 (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