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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:20:25                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              225/Titus                                                 VRSN:      W
                                                        225-905/Winfield ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A                2,070,673        0.9429             2,196,069              15               79         .007727188
      2           A                2,037,991        0.9669             2,107,758              13               43         .039724415
      3           A                2,039,823        0.9697             2,103,561              12               29         .008425382
      4           A                1,986,403        1.0283             1,931,735               8               15         .015093786
      5           D3               7,140,858        1.1083             6,443,073              20              419         .080433791
  RANDOM TOTALS:                  15,275,748                          14,782,196              68              585
  CATG J  EXCEPTION VALUES:        2,742,708                           2,756,124
  CATG D1 EXCEPTION VALUES:        2,058,534                           1,687,442
 TOTAL TEST VALUES (4):           20,076,990                          19,225,762
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:              961,288
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:             18,264,474 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:              20,076,990 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:             20,187,050 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):              54,429,937 (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