DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:20:16 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 224/Throckmorton VRSN: W 224-901/Throckmorton ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 2,590,367 0.9745 2,658,150 8 170 .030144322 2 A 2,606,210 0.9659 2,698,219 8 94 .013058832 3 A 2,579,421 0.9539 2,704,079 7 59 .012642538 4 A 2,530,702 0.9541 2,652,449 9 37 .004404772 5 D3 8,386,430 0.9553 8,778,844 19 2,647 .015182569 6 G1 10,208,670 0.8887 11,487,195 7 115 .084513676 7 G1 10,303,930 1.0204 10,097,932 6 32 .009450579 8 G1 10,484,660 1.0429 10,053,370 5 13 .000649075 9 G1 9,072,250 0.9922 9,143,570 3 4 .011522485 RANDOM TOTALS: 58,762,640 60,273,808 72 3,171 CATG J EXCEPTION VALUES: 3,595,039 3,448,638 CATG D1 EXCEPTION VALUES: 21,759,040 19,066,883 TOTAL TEST VALUES (4): 84,116,719 82,789,329 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 4,139,466 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 78,649,863 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 84,116,719 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 86,928,795 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 89,583,551 (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
