DATE: 02/10/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 12:22:42 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 228/Trinity VRSN: P 228-903/Trinity ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 31,183,306 1.0256 30,404,940 17 1,476 2 A 31,181,502 1.0224 30,498,339 16 765 3 A 31,126,238 1.0245 30,381,882 15 449 4 A 31,139,367 0.9129 34,110,381 16 259 5 C 7,385,130 1.4006 5,272,833 15 2,956 6 C 13,515,803 1.8149 7,447,134 16 2,775 7 C 6,620,874 1.2052 5,493,589 16 778 8 D3 17,687,913 0.9430 18,757,066 20 2,170 9 F1 4,141,877 1.1177 3,705,714 6 17 10 F1 4,185,019 0.9567 4,374,432 10 41 11 F1 4,140,270 1.0003 4,139,028 7 15 12 F1 3,852,803 0.9250 4,165,192 4 6 13 L1 2,988,949 1.0145 2,946,229 7 111 14 L1 3,052,641 1.2553 2,431,802 6 19 15 L1 3,135,183 1.1319 2,769,841 4 6 RANDOM TOTALS: 195,336,875 186,898,402 175 11,843 CATG J EXCEPTION VALUES: 8,347,997 8,622,603 CATG D1 EXCEPTION VALUES: 14,547,679 13,239,900 CATG L1 EXCEPTION VALUES: 2,861,589 2,855,066 TOTAL TEST VALUES (4): 221,094,140 211,615,971 MARGIN OF ERROR PERCENT: 5.0000002 MARGIN OF ERROR VALUE: 10,580,799 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 201,035,172 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 221,094,140 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 222,196,770 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 194,253,801 (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
