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DATE: 01/27/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:00:39                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              108/Hidalgo                                               VRSN:      W
                                                        108-911/Sharyland ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A              239,184,262        0.8940           267,543,917              18            2,883         .007749936
      2           A              239,063,814        0.9427           253,594,796              31            1,688         .005631695
      3           A              239,274,809        0.9639           248,236,133              24            1,101         .007264639
      4           A              238,880,398        0.9915           240,928,288              11              610         .005696081
      5           C               23,868,090        0.8978            26,585,086              11              929         .014484696
      6           C               23,408,959        0.9428            24,829,189               8              560         .004606885
      7           C               23,685,000        0.9264            25,566,710               9              387         .009484727
      8           C               23,550,616        1.0345            22,765,216               8              121         .008289526
      9           F1              47,169,005        0.9067            52,022,725               7              233         .021904077
     10           F1              47,126,123        1.0065            46,821,781               6               61         .089482490
     11           F1              48,599,308        1.0306            47,156,324               4               12         .006067288
     12           F1              45,131,034        0.9491            47,551,400               3                4         .003846818
     13           L1              34,372,817        1.0425            32,971,527               6               84         .005982857
     14           L1              37,393,992        1.0113            36,976,161               4                8         .000293690
     15           L1              63,451,944        1.0084            62,923,388               2                4         .000204498
  RANDOM TOTALS:               1,374,160,171                       1,436,472,641             152            8,685
  CATG D1 EXCEPTION VALUES:        2,155,733                           2,459,256
 TOTAL TEST VALUES (4):        1,376,315,904                       1,438,931,897
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:           71,946,595
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:          1,366,985,302 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:           1,376,315,904 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:          1,510,878,492 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):           1,424,246,720 (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