DATE: 06/22/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 11:19:23 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 198/Robertson VRSN: W 198-902/Calvert ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 3,932,771 0.8934 4,402,027 15 250 2 A 3,960,203 0.9294 4,261,032 15 122 3 A 3,969,548 0.9645 4,115,654 16 72 4 A 3,890,008 1.1555 3,366,515 15 37 5 D3 7,565,140 0.9566 7,908,363 20 961 6 F1 670,092 1.1009 608,677 6 44 7 F1 704,963 0.9670 729,021 5 14 8 F1 702,190 0.7355 954,711 4 6 RANDOM TOTALS: 25,394,915 26,346,000 96 1,506 CATG J EXCEPTION VALUES: 10,252,921 10,405,724 CATG D1 EXCEPTION VALUES: 5,892,270 6,607,310 CATG F1 EXCEPTION VALUES: 640,970 669,545 CATG G1 EXCEPTION VALUES: 1,322,842 1,423,620 TOTAL TEST VALUES (4): 43,503,918 45,452,199 MARGIN OF ERROR PERCENT: 5.0000001 MARGIN OF ERROR VALUE: 2,272,610 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 43,179,589 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 43,503,918 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 47,724,809 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 59,401,185 (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
