Skip to content
Quick Start for:

DATE: 06/29/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 10:55:53                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              109/Hill                                                  VRSN:      W
                                                        109-913/Blum ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A                3,171,443        0.7872             4,028,764               7              107         .243180852
      2           A                3,202,325        1.0097             3,171,561               9               64         .004422473
      3           A                3,170,489        0.9023             3,513,786               6               43         .030096369
      4           A                3,128,174        1.0240             3,054,857               6               31         .010066560
      5           D3              30,086,620        0.9868            30,489,076              24            1,439         .072572479
  RANDOM TOTALS:                  42,759,051                          44,258,044              52            1,684
  CATG J  EXCEPTION VALUES:        4,589,146                           4,561,652
  CATG D1 EXCEPTION VALUES:        6,013,336                           4,971,455
 TOTAL TEST VALUES (4):           53,361,533                          53,791,151
 MARGIN OF ERROR PERCENT:          6.8504688
 MARGIN OF ERROR VALUE:            3,684,946
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:             50,106,205 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:              53,361,533 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:             57,476,097 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):              53,358,474 (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