DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:24:15 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 236/Walker VRSN: W 236-902/Huntsville ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 659,386,560 0.9480 695,555,443 40 9,648 2 B 98,944,700 1.0103 97,935,960 11 197 3 D3 148,231,682 0.9444 156,958,579 17 293,969 4 F1 180,733,290 0.9754 185,291,460 11 745 5 L1 124,652,330 0.9987 124,814,589 11 1,076 RANDOM TOTALS: 1,211,948,562 1,260,556,031 90 305,635 CATG D1 EXCEPTION VALUES: 41,541,531 34,740,514 TOTAL TEST VALUES (4): 1,253,490,093 1,295,296,545 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 64,764,827 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 1,230,531,718 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 1,253,490,093 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 1,360,061,372 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 1,189,050,015 (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
