DATE: 02/10/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:52:47 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 015/Bexar VRSN: P 015-901/Alamo Heights ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 587,142,668 0.9803 598,941,822 41 3,769 2 A 586,605,486 0.9782 599,678,477 36 2,029 3 A 586,768,173 0.9745 602,122,291 41 1,279 4 A 586,829,922 0.9982 587,888,121 46 629 5 F1 164,308,668 0.8510 193,077,166 7 211 6 F1 162,559,193 0.9330 174,232,790 6 35 7 F1 175,657,185 0.8709 201,696,159 5 15 8 F1 150,160,675 0.9460 158,732,215 4 5 9 L1 56,281,326 1.0743 52,388,836 7 554 10 L1 56,183,576 1.0402 54,012,282 7 98 11 L1 57,706,131 1.0914 52,873,494 6 23 12 L1 53,892,726 1.0374 51,949,803 4 9 RANDOM TOTALS: 3,224,095,729 3,327,593,456 210 8,656 TOTAL TEST VALUES (4): 3,224,095,729 3,327,593,456 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 166,379,673 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 3,161,213,783 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 3,224,095,729 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 3,493,973,129 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 3,204,386,913 (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
