DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:07:28 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 072/Erath VRSN: W 072-901/Three-Way ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 D3 23,215,020 0.8882 26,137,154 33 895 .041252867 RANDOM TOTALS: 23,215,020 26,137,154 33 895 CATG J EXCEPTION VALUES: 2,000,580 2,155,356 CATG D1 EXCEPTION VALUES: 5,060,460 4,444,817 TOTAL TEST VALUES (4): 30,276,060 32,737,327 MARGIN OF ERROR PERCENT: 5.6375678 MARGIN OF ERROR VALUE: 1,845,589 CONFIDENCE INTERVAL VALUES (5): LOCAL TEST VALUE: 30,276,060 (OUTSIDE CONFIDENCE INTERVAL) STATE LOWER LIMIT: 30,891,738 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) STATE UPPER LIMIT: 34,582,916 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 31,161,435 (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
