Skip to content
Quick Start for:

DATE: 01/23/2006                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 11:10:58                                       2005 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              091/Grayson                                               VRSN:      W
                                                        091-918/Tom Bean ISD
____________________________________________________________________________________________________________________________________
    (1)           (1)                (1)              (1)                (1)              (2)            (3)
 # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE     SAMPLE SIZE    TOTAL PARCELS   STRATUM VARIANCE
 _________     ________          ___________     _____________       ___________     ___________    _____________   ________________

      1           A               20,883,594        1.0090            20,697,318              13              399         .038965537
      2           A               20,930,221        1.0102            20,718,888              17              244         .010050306
      3           A               20,904,862        1.0611            19,701,123              15              170         .010603337
      4           A               20,812,404        1.0232            20,340,504              22              116         .006701048
      5           D3              33,968,794        1.0264            33,095,084              28            1,566         .029479676
  RANDOM TOTALS:                 117,499,875                         114,552,917              95            2,495
  CATG D1 EXCEPTION VALUES:        4,103,986                           2,862,831
 TOTAL TEST VALUES (4):          121,603,861                         117,415,748
 MARGIN OF ERROR PERCENT:          5.0000000
 MARGIN OF ERROR VALUE:            5,870,787
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:            111,544,961 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:             121,603,861 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:            123,286,535 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):             115,955,636 (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