DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:36:34 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 0.9717 18,880,142 13 309 .011057891 2 A 18,293,464 0.9066 20,178,098 14 210 .019153814 3 A 18,407,938 0.9264 19,870,399 12 161 .013678047 4 A 18,218,275 0.9712 18,758,520 13 101 .003976079 5 D3 25,143,380 0.9295 27,050,436 20 1,019 .014800650 6 G1 5,449,250 1.0140 5,374,014 11 21 .007150403 RANDOM TOTALS: 103,858,141 110,111,609 83 1,821 CATG J EXCEPTION VALUES: 7,131,683 7,375,372 CATG D1 EXCEPTION VALUES: 3,692,630 3,594,557 TOTAL TEST VALUES (4): 114,682,454 121,081,538 MARGIN OF ERROR PERCENT: 5.0000001 MARGIN OF ERROR VALUE: 6,054,077 CONFIDENCE INTERVAL VALUES (5): LOCAL TEST VALUE: 114,682,454 (OUTSIDE CONFIDENCE INTERVAL) STATE LOWER LIMIT: 115,027,461 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) STATE UPPER LIMIT: 127,135,615 (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
