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DATE: 01/23/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:23:25                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              148/Lipscomb                                              VRSN:      W
                                                        148-905/Darrouzett ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           D3               2,812,850        0.8832             3,184,839              10              546         .045221474
      2           G1              37,666,056        1.0711            35,165,770              14              139         .019544316
      3           G1              37,836,580        1.0640            35,560,695              12               58         .011027023
      4           G1              37,356,205        1.1018            33,904,706              10               29         .035975217
      5           G1              36,939,749        1.0245            36,056,368               7               14         .011121419
  RANDOM TOTALS:                 152,611,440                         143,872,378              53              786
  CATG D1 EXCEPTION VALUES:        5,272,261                           6,298,294
 TOTAL TEST VALUES (4):          157,883,701                         150,170,672
 MARGIN OF ERROR PERCENT:          5.0000003
 MARGIN OF ERROR VALUE:            7,508,534
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            142,662,138 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   STATE UPPER LIMIT:            157,679,206 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             157,883,701 (OUTSIDE CONFIDENCE INTERVAL)
 VALUE ASSIGNED (6):             179,496,037 (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