DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:36:28 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 020/Brazoria VRSN: W 020-902/Angleton ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 159,785,033 0.9951 160,571,835 26 2,923 .010344983 2 A 159,685,491 0.9804 162,877,898 55 1,907 .001758328 3 A 159,546,685 0.9656 165,230,618 57 1,424 .001249217 4 A 159,628,010 0.9752 163,687,459 36 850 .000976906 5 D3 67,889,330 0.9560 71,013,944 10 3,972 .014805980 6 F1 23,843,212 0.9622 24,779,892 9 269 .030183815 7 F1 23,879,145 0.9933 24,040,214 7 103 .002654414 8 F1 24,113,535 0.8471 28,465,984 6 38 .012035784 9 F1 23,489,976 0.8922 26,328,151 4 11 .026920859 10 G1 15,075,680 0.9498 15,872,478 5 16 .007020699 11 G1 14,669,170 1.1272 13,013,813 3 6 .019882308 12 L1 14,598,610 0.9894 14,755,013 7 282 .002490777 13 L1 14,775,696 1.0084 14,652,614 6 77 .006164359 14 L1 14,400,900 0.9967 14,448,580 6 28 .006625885 15 L1 14,498,577 0.9263 15,652,140 4 7 .000244710 RANDOM TOTALS: 889,879,050 915,390,633 241 11,913 CATG J EXCEPTION VALUES: 54,251,375 55,840,847 CATG D1 EXCEPTION VALUES: 16,992,950 16,434,796 CATG G1 EXCEPTION VALUES: 51,703,140 52,066,233 TOTAL TEST VALUES (4): 1,012,826,515 1,039,732,509 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 51,986,625 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 987,745,884 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 1,012,826,515 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 1,091,719,134 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 2,149,741,349 (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
