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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:04:26                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              146/Liberty                                               VRSN:      W
                                                        146-903/Devers ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           D3               9,765,449        0.9632            10,138,548              15            1,245         .040693668
  RANDOM TOTALS:                   9,765,449                          10,138,548              15            1,245
  CATG J  EXCEPTION VALUES:        7,521,420                           7,659,959
  CATG D1 EXCEPTION VALUES:       15,527,606                          17,093,911
  CATG G1 EXCEPTION VALUES:      449,658,602                         430,908,729
 TOTAL TEST VALUES (4):          482,473,077                         465,801,147
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:           23,290,057
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            442,511,090 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             482,473,077 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            489,091,204 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             491,496,482 (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