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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:57:03                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              113/Houston                                               VRSN:      W
                                                        113-903/Lovelady ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A                4,648,047        0.9251             5,024,373               8              175         .022625996
      2           A                4,561,592        0.9943             4,587,742               8               98         .028664702
      3           A                4,587,921        0.7816             5,869,909               7               67         .150266993
      4           A                4,543,661        0.8857             5,130,023               7               40         .084228745
      5           D3              45,899,800        0.9270            49,514,347              25            3,708         .027268584
      6           G1              11,871,900        0.9940            11,943,561               5               16         .001045964
      7           G1              11,822,550        1.0211            11,578,249               4                7         .011028433
      8           G1              11,803,410        1.1149            10,586,967               2                3         .005700397
  RANDOM TOTALS:                  99,738,881                         104,235,171              66            4,114
  CATG J  EXCEPTION VALUES:        7,385,125                           7,508,283
  CATG D1 EXCEPTION VALUES:       25,549,530                          23,183,851
  CATG G1 EXCEPTION VALUES:        9,420,820                           9,848,089
 TOTAL TEST VALUES (4):          142,094,356                         144,775,394
 MARGIN OF ERROR PERCENT:          5.0000002
 MARGIN OF ERROR VALUE:            7,238,770
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            137,536,624 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             142,094,356 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            152,014,164 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             147,476,794 (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