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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:33:29                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              007/Atascosa                                              VRSN:      W
                                                        007-905/Pleasanton ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               62,823,183        0.9342            67,248,109              16            1,434         .041614798
      2           A               62,781,578        0.9852            63,724,704              26              775         .014857953
      3           A               62,900,092        0.9905            63,503,374              22              510         .005551043
      4           A               62,664,676        0.9126            68,666,092              23              354         .015051680
      5           D3              69,249,565        0.9653            71,738,905              28            4,375         .093965594
      6           F1               9,425,079        0.9130            10,323,197               7              151         .044415651
      7           F1               9,460,762        0.9803             9,650,884               6               60         .003660363
      8           F1               9,391,346        0.9592             9,790,811               6               30         .020275585
      9           F1               9,249,459        0.9566             9,669,098               4               11         .000472532
     10           L1               6,068,175        0.9606             6,317,067               7              204         .008997801
     11           L1               6,051,926        1.0108             5,987,264               7               48         .042840417
     12           L1               6,401,208        0.9666             6,622,396               5               19         .000918214
     13           L1               5,599,111        1.0505             5,329,949               3                6         .010926810
  RANDOM TOTALS:                 382,066,160                         398,571,850             160            7,977
  CATG J  EXCEPTION VALUES:       28,790,209                          28,596,307
  CATG D1 EXCEPTION VALUES:       21,739,320                          25,468,406
 TOTAL TEST VALUES (4):          432,595,689                         452,636,563
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:           22,631,828
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            430,004,735 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             432,595,689 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            475,268,391 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             457,004,769 (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