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DATE: 01/30/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 08:11:24                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              236/Walker                                                VRSN:      W
                                                        236-901/New Waverly ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               11,906,904        0.8388            14,195,165              13              341         .159830414
      2           A               11,956,460        0.8706            13,733,586              13              188         .033907079
      3           A               11,852,403        0.8406            14,099,932              13              127         .013631681
      4           A               11,897,177        0.8809            13,505,707              12               74         .021816601
      5           C                3,103,291        0.8381             3,702,769              11              366         .108662702
      6           C                5,564,254        0.7484             7,434,866              13              236         .020475175
      7           C                1,205,822        0.7000             1,722,603              10               37         .097856317
      8           C                2,524,514        0.8449             2,987,944              11               45         .074885801
      9           D3              48,503,700        0.7923            61,218,856              16            1,821         .044025919
  RANDOM TOTALS:                 108,514,525                         132,601,428             112            3,235
  CATG J  EXCEPTION VALUES:        6,912,578                           6,974,475
  CATG D1 EXCEPTION VALUES:        6,735,920                           6,755,967
 TOTAL TEST VALUES (4):          122,163,023                         146,331,870
 MARGIN OF ERROR PERCENT:          5.0277680
 MARGIN OF ERROR VALUE:            7,357,227
 CONFIDENCE INTERVAL VALUES (5):
   LOCAL TEST VALUE:             122,163,023 (OUTSIDE CONFIDENCE INTERVAL)
   STATE LOWER LIMIT:            138,974,643 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   STATE UPPER LIMIT:            153,689,097 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             134,908,211 (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