DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 10:52:29 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 008/Austin VRSN: W 008-902/Sealy ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 234,574,735 0.9255 253,457,304 62 3,110 2 D3 87,147,849 0.9920 87,850,654 19 5,740 3 F1 50,817,855 0.9354 54,327,405 23 356 4 L1 29,094,947 1.0648 27,324,330 14 555 RANDOM TOTALS: 401,635,386 422,959,693 118 9,761 CATG J EXCEPTION VALUES: 25,247,705 27,944,761 CATG D1 EXCEPTION VALUES: 13,973,340 10,693,026 TOTAL TEST VALUES (4): 440,856,431 461,597,480 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 23,079,874 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 438,517,606 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 440,856,431 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 484,677,354 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 528,733,585 (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
