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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:33:22                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              007/Atascosa                                              VRSN:      W
                                                        007-902/Jourdanton ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               16,142,034        1.0442            15,458,757              11              472         .063015878
      2           A               16,116,330        1.0141            15,892,249              10              274         .071373284
      3           A               16,126,253        0.9961            16,189,392              12              199         .019951415
      4           A               16,088,950        1.0259            15,682,766              10              122         .036902436
      5           D3              37,626,732        0.9801            38,390,707              25            2,815         .077397570
      6           F1               4,676,861        0.8917             5,244,882               6               49         .044874292
      7           F1               4,662,260        0.9162             5,088,692               5               15         .003869153
      8           F1               4,250,993        1.0194             4,170,093               3                6         .000108795
      9           L1               2,665,814        0.9667             2,757,644               6               66         .005915031
     10           L1               2,635,994        1.0222             2,578,746               5               19         .034181749
     11           L1               3,259,860        0.9370             3,479,039               4               10         .076633015
  RANDOM TOTALS:                 124,252,081                         124,932,967              97            4,047
  CATG J  EXCEPTION VALUES:        9,173,138                           8,598,450
  CATG D1 EXCEPTION VALUES:       13,748,540                          15,914,772
  CATG F1 EXCEPTION VALUES:        3,197,080                           3,177,095
  CATG L1 EXCEPTION VALUES:        3,064,144                           3,285,718
 TOTAL TEST VALUES (4):          153,434,983                         155,909,002
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:            7,795,450
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            148,113,552 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             153,434,983 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            163,704,452 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             309,801,079 (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