DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:03:37 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 090/Gray VRSN: W 090-903/McLean ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 8,512,550 0.9762 8,720,088 10 521 2 D3 5,792,357 0.7049 8,217,275 10 1,113 3 G1 77,161,350 1.0986 70,236,073 34 540 4 L1 6,626,112 1.0178 6,510,230 14 85 RANDOM TOTALS: 98,092,369 93,683,666 68 2,259 CATG J EXCEPTION VALUES: 5,777,939 5,624,921 CATG D1 EXCEPTION VALUES: 8,423,930 9,323,442 TOTAL TEST VALUES (4): 112,294,238 108,632,029 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 5,431,601 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 103,200,428 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 112,294,238 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 114,063,630 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 119,823,754 (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
