DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:24:31 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 158/Matagorda VRSN: W 158-902/Tidehaven ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 11,823,122 0.9971 11,857,509 10 425 .094113672 2 A 11,852,765 0.8662 13,683,635 10 231 .030373926 3 A 11,747,275 0.9829 11,951,648 10 151 .014037754 4 A 11,799,956 1.0736 10,991,017 10 91 .015689125 5 D3 22,989,731 0.8881 25,886,422 24 2,911 .159232522 6 G1 13,056,390 1.0843 12,041,308 7 19 .016481762 7 G1 15,613,996 1.0860 14,377,529 4 6 .004137607 8 G1 14,930,520 1.0052 14,853,283 2 3 .000035900 RANDOM TOTALS: 113,813,755 115,642,351 77 3,837 CATG J EXCEPTION VALUES: 38,834,767 38,100,512 CATG D1 EXCEPTION VALUES: 26,829,166 27,792,345 CATG G1 EXCEPTION VALUES: 7,265,730 7,260,369 TOTAL TEST VALUES (4): 186,743,418 188,795,577 MARGIN OF ERROR PERCENT: 5.0000001 MARGIN OF ERROR VALUE: 9,439,779 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 179,355,798 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 186,743,418 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 198,235,356 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 430,086,482 (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
