DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:35:58 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 019/Bowie VRSN: W 019-905/New Boston ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 29,274,281 0.9860 29,689,940 18 813 .054956334 2 A 29,269,469 0.9916 29,517,415 16 481 .016322758 3 A 29,282,922 0.9902 29,572,735 19 334 .004044246 4 A 29,157,112 0.9584 30,422,696 16 216 .007066368 5 D3 39,383,473 1.0739 36,673,315 13 1,837 .015248804 6 F1 10,308,728 0.8322 12,387,320 9 94 .043497280 7 F1 10,221,315 0.8740 11,694,868 8 31 .037623940 8 F1 10,684,540 0.8648 12,354,926 7 15 .025276002 9 F1 9,174,762 1.0089 9,093,827 4 6 .001828938 10 L1 4,838,670 0.8960 5,400,301 10 112 .461372790 11 L1 5,056,871 1.1560 4,374,456 8 25 .045515734 12 L1 9,376,354 0.9844 9,524,943 4 12 .021905566 RANDOM TOTALS: 216,028,497 220,706,742 132 3,976 CATG D1 EXCEPTION VALUES: 7,866,672 6,909,762 TOTAL TEST VALUES (4): 223,895,169 227,616,504 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 11,380,825 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 216,235,679 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 223,895,169 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 238,997,329 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 238,173,062 (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
