DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:42:46 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 050/Coryell VRSN: W 050-904/Oglesby ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 1,420,614 0.8259 1,720,080 15 61 .049705795 2 A 1,450,066 0.7608 1,905,975 17 42 .057936968 3 A 1,432,900 0.8615 1,663,262 15 26 .052905990 4 A 1,366,603 0.7797 1,752,729 12 16 .017408842 5 D3 17,228,766 0.9972 17,277,142 22 806 .071549639 RANDOM TOTALS: 22,898,949 24,319,188 81 951 CATG J EXCEPTION VALUES: 1,466,453 1,477,383 CATG D1 EXCEPTION VALUES: 4,159,190 3,889,767 TOTAL TEST VALUES (4): 28,524,592 29,686,338 MARGIN OF ERROR PERCENT: 6.5827789 MARGIN OF ERROR VALUE: 1,954,186 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 27,732,152 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 28,524,592 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 31,640,524 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 25,692,393 (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
