DATE: 01/23/2006 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:40:39 2005 CONFIDENCE INTERVAL DETAIL REPT: PTS428 234/Van Zandt VRSN: W 234-903/Edgewood ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS STRATUM VARIANCE _________ ________ ___________ _____________ ___________ ___________ _____________ ________________ 1 A 17,650,292 0.9755 18,093,585 11 331 .075042428 2 A 17,676,330 0.8411 21,015,729 10 203 .027970110 3 A 17,449,114 0.8612 20,261,396 9 150 .039196934 4 A 17,553,619 0.9552 18,376,904 9 98 .046966787 5 D3 74,909,630 0.9972 75,119,966 35 2,838 .034325676 6 G1 21,354,924 0.9619 22,200,773 5 9 .000655261 RANDOM TOTALS: 166,593,909 175,068,353 79 3,629 CATG J EXCEPTION VALUES: 8,629,967 9,306,853 CATG D1 EXCEPTION VALUES: 4,536,120 2,757,593 TOTAL TEST VALUES (4): 179,759,996 187,132,799 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 9,356,640 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 177,776,159 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 179,759,996 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 196,489,439 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 167,546,368 (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
