DATE: 02/10/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 12:20:06 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 207/Schleicher VRSN: P 207-901/Schleicher County ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 4,196,779 0.7899 5,313,051 11 311 2 A 4,182,380 0.7469 5,599,652 11 166 3 A 4,233,974 0.7286 5,811,109 12 104 4 A 4,154,017 0.8056 5,156,426 12 58 5 D3 12,818,140 0.6891 18,601,277 16 3,429 6 G1 115,664,530 1.1398 101,477,917 20 542 RANDOM TOTALS: 145,249,820 141,959,432 82 4,610 CATG J EXCEPTION VALUES: 8,303,960 8,237,571 CATG D1 EXCEPTION VALUES: 27,322,710 32,765,503 TOTAL TEST VALUES (4): 180,876,490 182,962,506 MARGIN OF ERROR PERCENT: 7.9752537 MARGIN OF ERROR VALUE: 14,591,724 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 168,370,782 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 180,876,490 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 197,554,230 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 220,997,131 (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
