DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:26:38 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 254/Zavala VRSN: W 254-901/Crystal City ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 10,543,022 0.8904 11,840,770 13 802 2 A 10,562,848 0.9717 10,870,483 13 475 3 A 10,537,443 1.0111 10,421,761 13 331 4 A 10,552,846 0.9927 10,630,448 13 188 5 D3 17,711,571 1.0647 16,635,269 20 2,060 6 F1 2,839,286 1.0308 2,754,449 7 82 7 F1 2,760,419 0.9897 2,789,147 6 23 8 F1 5,573,158 1.0185 5,471,927 3 6 RANDOM TOTALS: 71,080,593 71,414,254 88 3,967 CATG J EXCEPTION VALUES: 9,118,319 9,204,133 CATG D1 EXCEPTION VALUES: 25,868,759 30,674,661 CATG G1 EXCEPTION VALUES: 12,530,651 12,302,239 TOTAL TEST VALUES (4): 118,598,322 123,595,287 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 6,179,764 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 117,415,523 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 118,598,322 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 129,775,051 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 138,515,607 (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
