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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:47:46                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              074/Fannin                                                VRSN:      W
                                                        074-911/Savoy ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A                4,412,639        0.8304             5,313,872              19              137         .358464420
      2           A                4,427,525        0.8971             4,935,375              15               88         .084255947
      3           A                4,442,955        1.0230             4,343,065              15               66         .031178661
      4           A                4,359,326        1.0273             4,243,479              16               44         .029970057
      5           D3              22,753,451        0.9288            24,497,686              20            1,035         .028790010
  RANDOM TOTALS:                  40,395,896                          43,333,477              85            1,370
  CATG J  EXCEPTION VALUES:       10,980,430                          11,118,611
  CATG D1 EXCEPTION VALUES:        2,016,989                           2,376,204
 TOTAL TEST VALUES (4):           53,393,315                          56,828,292
 MARGIN OF ERROR PERCENT:          5.0000007
 MARGIN OF ERROR VALUE:            2,841,415
 CONFIDENCE INTERVAL VALUES (5):
   LOCAL TEST VALUE:              53,393,315 (OUTSIDE CONFIDENCE INTERVAL)
   STATE LOWER LIMIT:             53,986,877 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   STATE UPPER LIMIT:             59,669,707 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):              62,727,963 (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