Skip to content
Quick Start for:

DATE: 02/10/2005                         COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION                         PAGE:      1
TIME: 12:08:14                                       2004 CONFIDENCE INTERVAL DETAIL                                    REPT: PTS428
                                                              113/Houston                                               VRSN:      P
                                                        113-902/Grapeland ISD
____________________________________________________________________________________________________________________________________
         (1)           (1)                (1)              (1)                (1)              (2)            (3)
      # STRATUM     CATEGORY          LOCAL VALUE     STRATUM RATIO       STATE VALUE      SAMPLE SIZE    TOTAL PARCELS
      _________     ________          ___________     _____________       ___________      ___________    _____________

           1           A               11,655,836        0.9185            12,690,077               12              393
           2           A               11,664,714        0.8928            13,065,316               10              227
           3           A               11,670,700        0.9739            11,983,469               10              162
           4           A               11,667,766        1.0122            11,527,135               12               97
           5           D3              46,695,090        0.9819            47,555,851               28            4,032
           6           G1               9,898,650        1.0153             9,749,483                7               40
  RANDOM TOTALS:                      103,252,756                         106,571,331               79            4,951
  CATG J  EXCEPTION VALUES:             6,571,610                           7,218,767
  CATG D1 EXCEPTION VALUES:            16,622,120                          14,249,765
  CATG G1 EXCEPTION VALUES:             3,401,040                           3,310,650
 TOTAL TEST VALUES (4):               129,847,526                         131,350,513
 MARGIN OF ERROR PERCENT:               5.0000003
 MARGIN OF ERROR VALUE:                 6,567,526
 CONFIDENCE INTERVAL VALUES (5):
   STATE LOWER LIMIT:                 124,782,987 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT)
   LOCAL TEST VALUE:                  129,847,526 (WITHIN CONFIDENCE INTERVAL)
   STATE UPPER LIMIT:                 137,918,039 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT)
 VALUE ASSIGNED (6):                  160,425,887 (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