DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:33:12 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 005/Archer VRSN: W 005-904/Windthorst ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 4,301,073 0.9497 4,528,875 8 92 .016784290 2 A 4,273,647 0.9310 4,590,383 6 54 .003518916 3 A 4,172,273 0.9699 4,301,756 7 38 .003620932 4 A 4,233,117 1.0153 4,169,326 6 22 .001417226 5 D3 19,022,470 0.9516 19,989,985 20 914 .004896114 RANDOM TOTALS: 36,002,580 37,580,325 47 1,120 CATG D1 EXCEPTION VALUES: 5,524,130 5,298,878 TOTAL TEST VALUES (4): 41,526,710 42,879,203 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 2,143,960 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 40,735,243 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 41,526,710 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 45,023,163 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 45,506,616 (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
