DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:33:20 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 189/Presidio VRSN: W 189-902/Presidio ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 8,658,028 0.7791 11,112,858 11 521 .048969875 2 A 8,653,979 0.8553 10,118,063 11 311 .019659081 3 A 8,640,934 0.9049 9,549,049 13 216 .029528458 4 A 8,621,500 0.9099 9,475,217 8 130 .027365717 5 C 1,309,594 0.8668 1,510,838 8 1,191 .069212264 6 C 1,197,487 0.8066 1,484,611 8 375 .058900979 7 C 1,250,435 0.9578 1,305,528 8 213 .031919122 8 C 1,251,688 1.0044 1,246,205 7 81 .000056475 9 D3 11,936,553 0.9992 11,946,110 20 3,256 .092614999 10 F1 2,230,319 0.9467 2,355,888 8 84 .041272076 11 F1 2,212,283 0.9110 2,428,412 7 40 .010799672 12 F1 2,214,756 0.9043 2,449,139 6 15 .033735088 13 F1 2,119,242 1.0583 2,002,496 4 5 .001468299 14 L1 1,257,087 1.0292 1,221,421 9 45 .003751369 15 L1 1,300,850 1.0000 1,300,850 5 13 16 L1 2,343,198 0.9725 2,409,458 7 9 .001829909 RANDOM TOTALS: 65,197,933 71,916,143 140 6,505 CATG J EXCEPTION VALUES: 2,181,711 2,191,711 CATG D1 EXCEPTION VALUES: 3,154,340 3,690,654 TOTAL TEST VALUES (4): 70,533,984 77,798,508 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 3,889,925 CONFIDENCE INTERVAL VALUES (5): LOCAL TEST VALUE: 70,533,984 (OUTSIDE CONFIDENCE INTERVAL) STATE LOWER LIMIT: 73,908,583 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) STATE UPPER LIMIT: 81,688,433 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 73,781,809 (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
