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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:49:00                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              083/Gaines                                                VRSN:      W
                                                        083-902/Loop ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           D3               9,221,082        0.7580            12,165,016              11            1,016         .048472742
      2           G1              51,957,049        1.0092            51,483,402               3                4         .001005920
  RANDOM TOTALS:                  61,178,131                          63,648,418              14            1,020
  CATG D1 EXCEPTION VALUES:       11,724,162                          12,952,846
  CATG G1 EXCEPTION VALUES:      157,315,327                         161,341,459
 TOTAL TEST VALUES (4):          230,217,620                         237,942,723
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:           11,897,136
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            226,045,587 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             230,217,620 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            249,839,859 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             341,636,028 (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