DATE: 02/10/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 12:13:38 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 158/Matagorda VRSN: P 158-906/Van Vleck ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 35,320,357 0.8584 41,146,735 16 1,164 2 A 35,329,094 0.8240 42,875,114 23 598 3 A 35,401,669 0.8445 41,920,271 15 400 4 A 35,231,271 0.9280 37,964,732 15 238 5 C 5,247,909 0.9827 5,340,296 14 2,414 6 C 5,140,947 0.9888 5,199,178 26 754 7 C 9,313,453 0.9386 9,922,707 8 497 8 C 1,071,059 1.0127 1,057,627 16 35 9 D3 22,191,501 0.9017 24,610,736 20 2,974 10 G1 30,535,364 1.0180 29,995,446 13 63 RANDOM TOTALS: 214,782,624 240,032,842 166 9,137 CATG J EXCEPTION VALUES: 14,198,926 13,263,760 CATG D1 EXCEPTION VALUES: 16,790,847 15,549,296 TOTAL TEST VALUES (4): 245,772,397 268,845,898 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 13,442,295 CONFIDENCE INTERVAL VALUES (5): LOCAL TEST VALUE: 245,772,397 (OUTSIDE CONFIDENCE INTERVAL) STATE LOWER LIMIT: 255,403,603 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) STATE UPPER LIMIT: 282,288,193 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 256,489,161 (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
