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DATE: 01/26/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:21:55                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              125/Jim Wells                                             VRSN:      W
                                                        125-901/Alice ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               62,666,419        0.9603            65,257,127              11            2,368         .009556535
      2           A               62,616,370        0.9227            67,862,111               7            1,242         .003475389
      3           A               62,638,207        0.9459            66,220,750              17              718         .015442383
      4           A               62,618,411        0.9539            65,644,628              18              402         .003859764
      5           D3              62,772,799        0.9200            68,231,303              11            4,627         .013270590
      6           F1              20,494,286        0.8844            23,173,096               7              319         .026274119
      7           F1              20,419,290        0.9320            21,909,109               8              107         .006577818
      8           F1              20,375,258        1.0023            20,328,502               6               38         .010235817
      9           F1              20,288,783        0.9880            20,535,205               3                5         .000412595
     10           L1              14,720,698        1.0676            13,788,589               7              339         .006733230
     11           L1              14,700,305        1.0321            14,243,101               7               82         .002884830
     12           L1              15,099,068        1.0575            14,278,078               6               28         .009496717
     13           L1              14,052,209        1.0106            13,904,818               3                5         .000262411
  RANDOM TOTALS:                 453,462,103                         475,376,417             111           10,280
  CATG J  EXCEPTION VALUES:       21,359,639                          22,951,239
  CATG D1 EXCEPTION VALUES:       16,765,827                          17,922,014
 TOTAL TEST VALUES (4):          491,587,569                         516,249,670
 MARGIN OF ERROR PERCENT:          5.0000001
 MARGIN OF ERROR VALUE:           25,812,484
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            490,437,186 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             491,587,569 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            542,062,154 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             763,435,275 (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