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DATE: 01/23/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:33:37                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              194/Red River                                             VRSN:      W
                                                        194-903/Rivercrest ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A                8,539,803        0.9399             9,085,863               7              451         .105140337
      2           A                8,534,665        1.0326             8,265,219               8              231         .002463728
      3           A                8,542,748        0.9316             9,169,974               8              150         .014528065
      4           A                8,479,307        0.9493             8,932,168               6               88         .015698500
      5           D3              36,526,300        1.0917            33,458,184              21            3,481         .023667621
      6           G1               4,528,635        0.9927             4,561,937               6               33         .029207873
      7           G1               4,192,420        1.0445             4,013,806               4               12         .004630868
      8           G1               4,897,436        1.0852             4,512,934               4                7         .002339809
  RANDOM TOTALS:                  84,241,314                          82,000,085              64            4,453
  CATG J  EXCEPTION VALUES:        8,431,860                           8,395,501
  CATG D1 EXCEPTION VALUES:       17,739,140                          17,920,453
  CATG G1 EXCEPTION VALUES:        3,748,806                           3,658,869
 TOTAL TEST VALUES (4):          114,161,120                         111,974,908
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:            5,598,745
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            106,376,163 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             114,161,120 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            117,573,653 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             110,034,760 (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