DATE: 06/29/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:21:40 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 230/Upshur VRSN: W 230-904/Union Hill ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 4,185,407 0.9358 4,472,544 11 355 .099469901 2 A 4,212,236 1.0618 3,967,071 15 106 .042542368 3 A 4,153,001 0.9363 4,435,545 14 65 .011858041 4 A 4,152,425 1.0118 4,103,998 12 44 .017732272 5 D3 32,039,073 0.9074 35,308,654 19 2,315 .033036578 6 G1 26,055,049 1.0106 25,781,762 28 35 .012902615 RANDOM TOTALS: 74,797,191 78,069,574 99 2,920 CATG D1 EXCEPTION VALUES: 4,356,951 4,091,750 TOTAL TEST VALUES (4): 79,154,142 82,161,324 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 4,108,066 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 78,053,258 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 79,154,142 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 86,269,390 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 71,241,414 (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
