DATE: 01/30/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 08:09:47 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 020/Brazoria VRSN: W 020-904/Danbury ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 18,345,834 0.9101 20,158,042 13 309 .027360501 2 A 18,293,464 0.8677 21,082,706 14 210 .019089332 3 A 18,407,938 0.8947 20,574,425 13 161 .017036569 4 A 18,218,275 0.9533 19,110,747 13 101 .005610255 5 D3 25,143,380 0.8928 28,162,388 20 1,019 .019967345 6 G1 5,449,250 1.0140 5,374,014 11 21 .007150403 RANDOM TOTALS: 103,858,141 114,462,322 84 1,821 CATG J EXCEPTION VALUES: 7,131,683 7,621,804 CATG D1 EXCEPTION VALUES: 3,692,630 3,594,557 TOTAL TEST VALUES (4): 114,682,454 125,678,683 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 6,283,934 CONFIDENCE INTERVAL VALUES (5): LOCAL TEST VALUE: 114,682,454 (OUTSIDE CONFIDENCE INTERVAL) STATE LOWER LIMIT: 119,394,749 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) STATE UPPER LIMIT: 131,962,617 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 119,637,644 (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
