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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:07:41                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              161/McLennan                                              VRSN:      W
                                                        161-921/Connally ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               54,599,998        0.9464            57,692,306              15            1,117         .027285541
      2           A               54,553,960        0.9935            54,910,881              28              712         .009955848
      3           A               54,558,658        0.9818            55,570,033              39              516         .008294710
      4           A               54,491,475        1.0038            54,285,191              15              303         .004291461
      5           B                5,975,902        0.8958             6,671,023               6               58         .054682206
      6           B                6,969,270        0.9874             7,058,203               4                8         .008171383
      7           D3              29,247,958        0.9388            31,154,621              12              953         .013612148
      8           F1               4,918,275        0.9722             5,058,913               7               78         .008725355
      9           F1               4,779,298        0.9507             5,027,136               6               33         .021560007
     10           F1               5,062,834        0.9668             5,236,692               5               18         .004954647
     11           F1               4,597,521        0.9822             4,680,840               3                6         .004230873
     12           L1               3,452,671        0.9926             3,478,411               7              118         .002584134
     13           L1               3,455,160        0.9894             3,492,177               6               38         .002942823
     14           L1               3,419,796        0.9746             3,508,923               5               17         .001235400
     15           L1               3,372,183        0.9981             3,378,602               4               10         .003387957
  RANDOM TOTALS:                 293,454,959                         301,203,952             162            3,985
  CATG J  EXCEPTION VALUES:       15,511,570                          15,648,725
  CATG D1 EXCEPTION VALUES:        1,362,373                           1,233,787
  CATG B  EXCEPTION VALUES:       11,027,095                          11,439,000
 TOTAL TEST VALUES (4):          321,355,997                         329,525,464
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:           16,476,273
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            313,049,191 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             321,355,997 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            346,001,737 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             415,058,963 (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