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DATE: 01/23/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:54:40                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              005/Archer                                                VRSN:      W
                                                        005-902/Holliday ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               29,252,095        0.9583            30,524,987              10              532         .018954333
      2           A               29,254,305        0.9498            30,800,490              10              286         .001876096
      3           A               29,237,874        0.9608            30,430,760              11              224         .002840778
      4           A               29,148,431        0.9815            29,697,841              14              141         .001024567
      5           D3              13,307,096        0.9236            14,407,856              18            1,473         .004870304
      6           G1               5,277,542        1.0060             5,246,066               6               72         .000144441
      7           G1               5,115,380        1.0241             4,995,000               6               27         .004379379
      8           G1               5,490,731        1.0269             5,346,899               5               13         .010116072
      9           G1               4,785,930        1.0447             4,581,152               3                6         .006782780
  RANDOM TOTALS:                 150,869,384                         156,031,051              83            2,774
  CATG J  EXCEPTION VALUES:       10,211,969                          10,490,312
  CATG D1 EXCEPTION VALUES:       11,175,337                          10,683,502
 TOTAL TEST VALUES (4):          172,256,690                         177,204,865
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:            8,860,243
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            168,344,622 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             172,256,690 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            186,065,108 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             168,304,012 (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