DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:18:27 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 187/Polk VRSN: W 187-901/Big Sandy ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 5,199,096 0.9050 5,744,857 7 290 2 A 5,216,991 1.0342 5,044,470 10 147 3 A 5,259,962 1.0697 4,917,231 7 88 4 A 5,158,536 1.1544 4,468,586 7 48 5 D3 9,677,787 1.1714 8,261,727 10 1,253 6 G1 228,778,650 0.9866 231,885,921 16 75 RANDOM TOTALS: 259,291,022 260,322,792 57 1,901 CATG D1 EXCEPTION VALUES: 25,729,592 24,214,373 TOTAL TEST VALUES (4): 285,020,614 284,537,165 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 14,226,858 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 270,310,307 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 285,020,614 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 298,764,023 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 320,513,639 (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
