DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:17:38 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 207/Schleicher VRSN: W 207-901/Schleicher County ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 4,675,144 0.7433 6,289,713 11 314 .113723601 2 A 4,688,598 0.7693 6,094,629 9 170 .075199217 3 A 4,671,881 0.7654 6,103,842 9 105 .005422843 4 A 4,627,654 0.8763 5,280,902 12 59 .008174958 5 D3 14,799,560 0.9033 16,383,881 23 4,139 .039212836 6 G1 33,496,506 0.9611 34,852,259 15 192 .120422291 7 G1 33,549,296 1.0479 32,015,742 20 76 .013677795 8 G1 33,559,880 1.0635 31,556,070 27 32 .017699162 RANDOM TOTALS: 134,068,519 138,577,038 126 5,087 CATG J EXCEPTION VALUES: 9,200,250 9,484,796 CATG D1 EXCEPTION VALUES: 27,321,040 33,509,196 CATG G1 EXCEPTION VALUES: 33,251,820 29,816,970 TOTAL TEST VALUES (4): 203,841,629 211,388,000 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 10,569,400 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 200,818,600 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 203,841,629 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 221,957,400 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 259,570,835 (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
