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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:10:04                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              225/Titus                                                 VRSN:      W
                                                        172-902/Daingerfield-Lone Star IS
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

                              NO RANDOM TEST VALUES
  RANDOM TOTALS:                           0                                   0               0                0
  CATG J  EXCEPTION VALUES:      259,522,927                         250,936,107
  CATG D1 EXCEPTION VALUES:          434,651                             373,225
 TOTAL TEST VALUES (4):          259,957,578                         251,309,332
 MARGIN OF ERROR PERCENT:          5.0000002
 MARGIN OF ERROR VALUE:           12,565,467
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            238,743,865 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             259,957,578 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            263,874,799 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             273,979,739 (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