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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:20:47                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              226/Tom Green                                             VRSN:      W
                                                        226-908/Veribest ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A                4,113,374        0.9730             4,227,517               6               85         .005818214
      2           A                4,057,989        1.0152             3,997,231               9               60         .018263265
      3           A                4,025,052        0.9750             4,128,258               9               44         .006958270
      4           A                4,055,411        0.9947             4,077,019               8               31         .000692579
      5           D3              12,723,925        0.9909            12,840,776              20              993         .003811252
      6           L1               1,088,815        0.9810             1,109,903               5               18         .000473854
      7           L1               1,348,079        0.9669             1,394,228               3                5         .000369808
  RANDOM TOTALS:                  31,412,645                          31,774,932              60            1,236
  CATG J  EXCEPTION VALUES:        3,488,887                           3,495,247
  CATG D1 EXCEPTION VALUES:       10,178,850                           9,829,506
  CATG L1 EXCEPTION VALUES:        4,610,871                           4,617,301
 TOTAL TEST VALUES (4):           49,691,253                          49,716,986
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:            2,485,849
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:             47,231,137 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:              49,691,253 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:             52,202,835 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):              64,133,354 (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