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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:24:08                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              243/Wichita                                               VRSN:      W
                                                        243-903/Iowa Park CISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               59,445,042        0.9513            62,488,218              19            1,278         .007076329
      2           A               59,488,037        0.9651            61,639,247              39              813         .004299144
      3           A               59,527,706        0.9418            63,206,313              36              566         .002268867
      4           A               59,311,063        0.9732            60,944,372              23              345         .006379882
      5           D3              23,939,835        0.9498            25,205,133              26            1,583         .063991204
      6           G1               7,188,212        0.9636             7,459,747               6               57         .027673259
      7           G1               7,154,380        1.1047             6,476,310               5               21         .045346959
      8           G1               7,917,631        1.0639             7,442,082               4                8         .018594108
      9           L1               4,852,909        0.9778             4,963,090               7              152         .001284669
     10           L1               4,861,432        0.9887             4,916,994               9               37         .000736156
     11           L1               4,746,609        0.9856             4,815,959               6               15         .001512536
     12           L1               4,721,493        0.9919             4,760,049               3                5         .000185729
  RANDOM TOTALS:                 303,154,349                         314,317,514             183            4,880
  CATG D1 EXCEPTION VALUES:       11,969,323                          11,915,481
  CATG G1 EXCEPTION VALUES:       16,658,611                          17,269,899
 TOTAL TEST VALUES (4):          331,782,283                         343,502,894
 MARGIN OF ERROR PERCENT:          5.0000001
 MARGIN OF ERROR VALUE:           17,175,145
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            326,327,749 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             331,782,283 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            360,678,039 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             407,584,719 (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