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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:57:34                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              116/Hunt                                                  VRSN:      W
                                                        116-903/Commerce ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               31,667,594        1.1094            28,544,794              18              875         .043350748
      2           A               31,716,846        1.0272            30,876,992              13              452         .018895854
      3           A               31,669,742        1.0573            29,953,412              16              327         .006958189
      4           A               31,576,207        1.0262            30,770,032              13              190         .008349770
      5           B                4,957,814        0.9419             5,263,631               7               67         .024714568
      6           B                4,875,120        0.8110             6,011,245               6               19         .062794938
      7           B                5,114,642        1.0028             5,100,361               4                9         .000045768
      8           D3              48,536,300        1.1129            43,612,454              20            2,887         .051395910
      9           F1              10,375,003        0.8379            12,382,149               8              124         .203799792
     10           F1              10,230,292        0.7476            13,684,179               6               34         .027602461
     11           F1              14,893,755        0.8102            18,382,813               4               10         .045352926
     12           L1               5,038,172        0.9523             5,290,530               9              120         .017838104
     13           L1               5,243,793        0.9643             5,437,927               5               19         .024527395
  RANDOM TOTALS:                 235,895,280                         235,310,519             129            5,133
  CATG J  EXCEPTION VALUES:       16,356,002                          16,568,390
  CATG D1 EXCEPTION VALUES:        5,755,100                           6,028,263
  CATG B  EXCEPTION VALUES:        3,656,798                           4,243,000
  CATG F1 EXCEPTION VALUES:        5,885,830                           5,880,000
  CATG L1 EXCEPTION VALUES:       11,257,066                          11,588,979
 TOTAL TEST VALUES (4):          278,806,076                         279,619,151
 MARGIN OF ERROR PERCENT:          5.0000002
 MARGIN OF ERROR VALUE:           13,980,958
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            265,638,193 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             278,806,076 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            293,600,109 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             371,232,586 (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