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DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:56:54                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              112/Hopkins                                               VRSN:      W
                                                        112-910/Sulphur Bluff ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A                1,718,996        1.0087             1,704,170               6               44         .021987233
      2           A                1,718,367        1.2511             1,373,485               6               29         .043254848
      3           A                1,701,808        0.9941             1,711,908               5               22         .012599559
      4           A                1,615,696        0.9090             1,777,443               5               14         .003009729
      5           D3              23,121,090        0.9212            25,098,882              28            1,421         .013141277
  RANDOM TOTALS:                  29,875,957                          31,665,888              50            1,530
  CATG J  EXCEPTION VALUES:        2,142,340                           2,186,000
  CATG D1 EXCEPTION VALUES:        7,357,730                           6,823,578
 TOTAL TEST VALUES (4):           39,376,027                          40,675,466
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:            2,033,773
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:             38,641,693 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:              39,376,027 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:             42,709,239 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):              39,828,821 (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