DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:46:30 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 070/Ellis VRSN: W 070-912/Waxahachie ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 238,581,476 0.9905 240,869,739 55 2,453 .003503332 2 A 238,656,667 1.0087 236,598,262 57 1,464 .004282767 3 A 238,459,254 1.0026 237,840,868 57 1,045 .003372572 4 A 238,511,948 1.0093 236,314,226 46 666 .002267755 5 D3 128,803,692 0.9892 130,209,960 20 3,486 .001866645 6 F1 51,508,685 0.9500 54,219,668 9 268 .011128569 7 F1 51,822,288 0.9686 53,502,259 6 79 .003156426 8 F1 50,903,029 0.9988 50,964,186 6 33 .004195869 9 F1 51,211,576 0.9217 55,562,087 5 7 .006612125 10 L1 25,085,591 1.1199 22,399,849 8 377 .056019744 11 L1 25,144,487 0.8575 29,323,017 7 95 .047281905 12 L1 26,157,170 0.9881 26,472,189 6 28 .002273563 13 L1 23,630,688 0.9106 25,950,679 3 5 .067515986 RANDOM TOTALS: 1,388,476,551 1,400,226,989 285 10,006 CATG D1 EXCEPTION VALUES: 12,288,973 12,651,612 TOTAL TEST VALUES (4): 1,400,765,524 1,412,878,601 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 70,643,930 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 1,342,234,671 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 1,400,765,524 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 1,483,522,531 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 2,124,316,906 (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
