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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:05:14                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              149/Live Oak                                              VRSN:      W
                                                        149-902/Three Rivers ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A                7,114,043        0.9465             7,516,157               7              334         .007021672
      2           A                7,101,308        0.9966             7,125,535               8              192         .013273103
      3           A                7,101,349        0.9673             7,341,413               7              121         .014004943
      4           A                7,031,230        0.9903             7,100,101               6               76         .008701588
      5           D3              26,442,370        0.9596            27,555,617              14            3,306         .009823206
      6           F1               2,658,073        0.9459             2,810,099               6               58         .014847294
      7           F1               2,714,910        1.0402             2,609,988               5               19         .017698031
      8           F1               3,058,625        0.9616             3,180,766               4                8         .025007277
      9           F1               2,140,003        0.8213             2,605,629               2                3         .005589541
     10           G1              19,216,963        1.0113            19,002,238               6               31         .003433649
     11           G1              19,569,207        1.0501            18,635,565               5               13         .010617609
     12           G1              18,987,027        1.1519            16,483,225               4                7         .024929859
     13           G1              16,297,822        0.9817            16,601,632               3                4         .021299130
  RANDOM TOTALS:                 139,432,930                         138,567,965              77            4,172
  CATG J  EXCEPTION VALUES:       13,891,270                          13,740,975
  CATG D1 EXCEPTION VALUES:       17,406,213                          23,125,755
 TOTAL TEST VALUES (4):          170,730,413                         175,434,695
 MARGIN OF ERROR PERCENT:          5.0000001
 MARGIN OF ERROR VALUE:            8,771,735
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            166,662,960 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             170,730,413 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            184,206,430 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             303,796,453 (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