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DATE: 01/23/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:07:18                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              071/El Paso                                               VRSN:      W
                                                        071-906/Anthony ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A                9,077,580        0.9466             9,589,668               7              197         .017826703
      2           A                8,968,312        0.9971             8,994,396               9              123         .004167696
      3           A                9,009,123        0.9732             9,257,216               8              100         .004765184
      4           A                8,926,153        0.9210             9,691,806               9               67         .004665122
      5           C                1,227,423        1.0182             1,205,483               8               58         .002165521
      6           C                1,209,508        0.9310             1,299,149               7               16         .049018342
      7           C                1,531,742        0.8834             1,733,917               5                6         .009175900
      8           D3               4,053,344        0.9088             4,460,106              12              136         .006255703
      9           F1               5,803,630        1.0212             5,683,147               8               27         .004368534
     10           F1               7,084,012        0.9275             7,637,749               5               10         .006368190
     11           L1              10,489,482        0.6739            15,565,339              10              195        1.569027486
  RANDOM TOTALS:                  67,380,309                          75,117,976              88              935
  CATG D1 EXCEPTION VALUES:          486,425                             569,177
  CATG C  EXCEPTION VALUES:          944,760                             992,168
  CATG F1 EXCEPTION VALUES:        4,826,352                           5,202,855
 TOTAL TEST VALUES (4):           73,637,846                          81,882,176
 MARGIN OF ERROR PERCENT:         14.6796013
 MARGIN OF ERROR VALUE:           12,019,977
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:             69,862,199 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:              73,637,846 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:             93,902,153 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):              90,068,921 (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