DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:26:04 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 249/Wise VRSN: W 249-903/Bridgeport ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 54,561,911 0.9845 55,420,936 23 1,055 2 A 54,560,357 1.0406 52,431,633 32 600 3 A 54,588,140 0.9908 55,095,014 23 398 4 A 54,570,895 1.0298 52,991,741 13 215 5 D3 77,455,640 0.9696 79,884,117 28 2,847 6 F1 15,752,204 0.7324 21,507,652 10 172 7 F1 15,583,735 0.9700 16,065,706 7 66 8 F1 15,666,591 0.8883 17,636,599 6 33 9 F1 15,654,673 0.9920 15,780,920 5 15 10 G1 49,824,950 0.9893 50,363,843 12 633 11 L1 8,075,913 0.9711 8,316,253 7 215 12 L1 8,156,648 0.9913 8,228,234 8 58 13 L1 8,494,049 1.1376 7,466,639 7 24 14 L1 7,399,623 0.9015 8,208,123 3 6 RANDOM TOTALS: 440,345,329 449,397,410 184 6,337 CATG J EXCEPTION VALUES: 16,462,180 17,284,937 CATG D1 EXCEPTION VALUES: 4,094,912 3,920,369 TOTAL TEST VALUES (4): 460,902,421 470,602,716 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 23,530,136 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 447,072,580 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 460,902,421 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 494,132,852 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 787,655,560 (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
