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DATE: 02/10/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 12:02:29                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              083/Gaines                                                VRSN:      P
                                                        083-902/Loop ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           D3               9,713,750        0.9226            10,528,669               16            1,078
           2           G1              50,222,376        1.0069            49,878,216                7               55
  RANDOM TOTALS:                       59,936,126                          60,406,885               23            1,133
  CATG J  EXCEPTION VALUES:             2,041,030                           2,020,819
  CATG D1 EXCEPTION VALUES:            10,666,994                           8,437,547
  CATG G1 EXCEPTION VALUES:           111,985,047                         112,776,786
 TOTAL TEST VALUES (4):               184,629,197                         183,642,037
 MARGIN OF ERROR PERCENT:               5.0000001
 MARGIN OF ERROR VALUE:                 9,182,102
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                 174,459,935 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                  184,629,197 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                 192,824,139 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                  245,801,609 (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