DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:36:48 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 020/Brazoria VRSN: W 020-910/Damon ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 3,118,438 0.9324 3,344,528 16 153 .034320683 2 A 3,086,085 1.0099 3,055,832 15 85 .008637829 3 A 3,139,448 0.9292 3,378,657 15 59 .033431880 4 A 3,060,549 0.9696 3,156,507 16 33 .018256763 5 D3 5,859,560 0.9291 6,306,705 21 912 .021161605 RANDOM TOTALS: 18,264,080 19,242,229 83 1,242 CATG J EXCEPTION VALUES: 7,508,592 7,268,590 CATG D1 EXCEPTION VALUES: 3,863,660 3,796,082 TOTAL TEST VALUES (4): 29,636,332 30,306,901 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 1,515,345 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 28,791,556 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 29,636,332 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 31,822,246 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 33,533,816 (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
