DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:32:52 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 003/Angelina VRSN: W 003-906/Zavalla ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 45,086,720 0.9538 47,270,623 15 1,601 .060556892 2 C 3,890,040 0.8184 4,753,226 15 1,976 .015753163 3 D3 13,939,810 0.9832 14,178,000 10 1,401 .003672230 RANDOM TOTALS: 62,916,570 66,201,849 40 4,978 CATG J EXCEPTION VALUES: 2,260,229 2,324,697 CATG D1 EXCEPTION VALUES: 13,051,820 13,074,730 TOTAL TEST VALUES (4): 78,228,619 81,601,276 MARGIN OF ERROR PERCENT: 7.4583589 MARGIN OF ERROR VALUE: 6,086,116 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 75,515,160 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 78,228,619 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 87,687,392 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 70,585,235 (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
